9888909784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{135257}}^1$

素因数の和:135332

約数の個数: 64

約数和(自身を含む): 21587176800

約数和(自身を除く): 11698267016

約数列:

[1, 2, 4, 8, 13, 19, 26, 37, 38, 52, 74, 76, 104, 148, 152, 247, 296, 481, 494, 703, 962, 988, 1406, 1924, 1976, 2812, 3848, 5624, 9139, 18278, 36556, 73112, 135257, 270514, 541028, 1082056, 1758341, 2569883, 3516682, 5004509, 5139766, 7033364, 10009018, 10279532, 14066728, 20018036, 20559064, 33408479, 40036072, 65058617, 66816958, 95085671, 130117234, 133633916, 190171342, 260234468, 267267832, 380342684, 520468936, 760685368, 1236113723, 2472227446, 4944454892, 9888909784]

約数ペア:

[(1, 9888909784), (2, 4944454892), (4, 2472227446), (8, 1236113723), (13, 760685368), (19, 520468936), (26, 380342684), (37, 267267832), (38, 260234468), (52, 190171342), (74, 133633916), (76, 130117234), (104, 95085671), (148, 66816958), (152, 65058617), (247, 40036072), (296, 33408479), (481, 20559064), (494, 20018036), (703, 14066728), (962, 10279532), (988, 10009018), (1406, 7033364), (1924, 5139766), (1976, 5004509), (2812, 3516682), (3848, 2569883), (5624, 1758341), (9139, 1082056), (18278, 541028), (36556, 270514), (73112, 135257)]