18515691684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{114269}}^1$

素因数の和:114929

約数の個数: 72

約数和(自身を含む): 53573432640

約数和(自身を除く): 35057740956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 643, 1286, 1929, 2572, 3858, 4501, 5787, 7716, 9002, 11574, 13503, 18004, 23148, 27006, 40509, 54012, 81018, 114269, 162036, 228538, 342807, 457076, 685614, 799883, 1028421, 1371228, 1599766, 2056842, 2399649, 3199532, 4113684, 4799298, 7198947, 9598596, 14397894, 28795788, 73474967, 146949934, 220424901, 293899868, 440849802, 514324769, 661274703, 881699604, 1028649538, 1322549406, 1542974307, 2057299076, 2645098812, 3085948614, 4628922921, 6171897228, 9257845842, 18515691684]

約数ペア:

[(1, 18515691684), (2, 9257845842), (3, 6171897228), (4, 4628922921), (6, 3085948614), (7, 2645098812), (9, 2057299076), (12, 1542974307), (14, 1322549406), (18, 1028649538), (21, 881699604), (28, 661274703), (36, 514324769), (42, 440849802), (63, 293899868), (84, 220424901), (126, 146949934), (252, 73474967), (643, 28795788), (1286, 14397894), (1929, 9598596), (2572, 7198947), (3858, 4799298), (4501, 4113684), (5787, 3199532), (7716, 2399649), (9002, 2056842), (11574, 1599766), (13503, 1371228), (18004, 1028421), (23148, 799883), (27006, 685614), (40509, 457076), (54012, 342807), (81018, 228538), (114269, 162036)]