20460492

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 61488000

約数和(自身を除く): 41027508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 59, 76, 78, 108, 114, 117, 118, 156, 169, 171, 177, 228, 234, 236, 247, 338, 342, 351, 354, 468, 494, 507, 513, 531, 676, 684, 702, 708, 741, 767, 988, 1014, 1026, 1062, 1121, 1404, 1482, 1521, 1534, 1593, 2028, 2052, 2124, 2223, 2242, 2301, 2964, 3042, 3068, 3186, 3211, 3363, 4446, 4484, 4563, 4602, 6084, 6372, 6422, 6669, 6726, 6903, 8892, 9126, 9204, 9633, 9971, 10089, 12844, 13338, 13452, 13806, 14573, 18252, 19266, 19942, 20178, 20709, 26676, 27612, 28899, 29146, 29913, 30267, 38532, 39884, 40356, 41418, 43719, 57798, 58292, 59826, 60534, 82836, 86697, 87438, 89739, 115596, 119652, 121068, 131157, 173394, 174876, 179478, 189449, 262314, 269217, 346788, 358956, 378898, 393471, 524628, 538434, 568347, 757796, 786942, 1076868, 1136694, 1573884, 1705041, 2273388, 3410082, 5115123, 6820164, 10230246, 20460492]

約数ペア:

[(1, 20460492), (2, 10230246), (3, 6820164), (4, 5115123), (6, 3410082), (9, 2273388), (12, 1705041), (13, 1573884), (18, 1136694), (19, 1076868), (26, 786942), (27, 757796), (36, 568347), (38, 538434), (39, 524628), (52, 393471), (54, 378898), (57, 358956), (59, 346788), (76, 269217), (78, 262314), (108, 189449), (114, 179478), (117, 174876), (118, 173394), (156, 131157), (169, 121068), (171, 119652), (177, 115596), (228, 89739), (234, 87438), (236, 86697), (247, 82836), (338, 60534), (342, 59826), (351, 58292), (354, 57798), (468, 43719), (494, 41418), (507, 40356), (513, 39884), (531, 38532), (676, 30267), (684, 29913), (702, 29146), (708, 28899), (741, 27612), (767, 26676), (988, 20709), (1014, 20178), (1026, 19942), (1062, 19266), (1121, 18252), (1404, 14573), (1482, 13806), (1521, 13452), (1534, 13338), (1593, 12844), (2028, 10089), (2052, 9971), (2124, 9633), (2223, 9204), (2242, 9126), (2301, 8892), (2964, 6903), (3042, 6726), (3068, 6669), (3186, 6422), (3211, 6372), (3363, 6084), (4446, 4602), (4484, 4563)]