1820011284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1289}}^1$

素因数の和:1750

約数の個数: 144

約数和(自身を含む): 5679797760

約数和(自身を除く): 3859786476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 431, 468, 546, 819, 862, 1092, 1289, 1293, 1638, 1724, 2578, 2586, 3017, 3276, 3867, 3879, 5156, 5172, 5603, 6034, 7734, 7758, 9023, 9051, 11206, 11601, 12068, 15468, 15516, 16757, 16809, 18046, 18102, 22412, 23202, 27069, 27153, 33514, 33618, 36092, 36204, 39221, 46404, 50271, 50427, 54138, 54306, 67028, 67236, 78442, 81207, 100542, 100854, 108276, 108612, 117299, 117663, 150813, 156884, 162414, 201084, 201708, 234598, 235326, 301626, 324828, 351897, 352989, 469196, 470652, 555559, 603252, 703794, 705978, 1055691, 1111118, 1407588, 1411956, 1666677, 2111382, 2222236, 3333354, 3888913, 4222764, 5000031, 6666708, 7222267, 7777826, 10000062, 11666739, 14444534, 15555652, 20000124, 21666801, 23333478, 28889068, 35000217, 43333602, 46666956, 50555869, 65000403, 70000434, 86667204, 101111738, 130000806, 140000868, 151667607, 202223476, 260001612, 303335214, 455002821, 606670428, 910005642, 1820011284]

約数ペア:

[(1, 1820011284), (2, 910005642), (3, 606670428), (4, 455002821), (6, 303335214), (7, 260001612), (9, 202223476), (12, 151667607), (13, 140000868), (14, 130000806), (18, 101111738), (21, 86667204), (26, 70000434), (28, 65000403), (36, 50555869), (39, 46666956), (42, 43333602), (52, 35000217), (63, 28889068), (78, 23333478), (84, 21666801), (91, 20000124), (117, 15555652), (126, 14444534), (156, 11666739), (182, 10000062), (234, 7777826), (252, 7222267), (273, 6666708), (364, 5000031), (431, 4222764), (468, 3888913), (546, 3333354), (819, 2222236), (862, 2111382), (1092, 1666677), (1289, 1411956), (1293, 1407588), (1638, 1111118), (1724, 1055691), (2578, 705978), (2586, 703794), (3017, 603252), (3276, 555559), (3867, 470652), (3879, 469196), (5156, 352989), (5172, 351897), (5603, 324828), (6034, 301626), (7734, 235326), (7758, 234598), (9023, 201708), (9051, 201084), (11206, 162414), (11601, 156884), (12068, 150813), (15468, 117663), (15516, 117299), (16757, 108612), (16809, 108276), (18046, 100854), (18102, 100542), (22412, 81207), (23202, 78442), (27069, 67236), (27153, 67028), (33514, 54306), (33618, 54138), (36092, 50427), (36204, 50271), (39221, 46404)]