20172765132

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1613}}^1\times {\mathrm{26723}}^1$

素因数の和:28359

約数の個数: 72

約数和(自身を含む): 54950850864

約数和(自身を除く): 34778085732

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1613, 3226, 4839, 6452, 9678, 14517, 19356, 20969, 26723, 29034, 41938, 53446, 58068, 62907, 80169, 83876, 106892, 125814, 160338, 188721, 240507, 251628, 320676, 347399, 377442, 481014, 694798, 754884, 962028, 1042197, 1389596, 2084394, 3126591, 4168788, 6253182, 12506364, 43104199, 86208398, 129312597, 172416796, 258625194, 387937791, 517250388, 560354587, 775875582, 1120709174, 1551751164, 1681063761, 2241418348, 3362127522, 5043191283, 6724255044, 10086382566, 20172765132]

約数ペア:

[(1, 20172765132), (2, 10086382566), (3, 6724255044), (4, 5043191283), (6, 3362127522), (9, 2241418348), (12, 1681063761), (13, 1551751164), (18, 1120709174), (26, 775875582), (36, 560354587), (39, 517250388), (52, 387937791), (78, 258625194), (117, 172416796), (156, 129312597), (234, 86208398), (468, 43104199), (1613, 12506364), (3226, 6253182), (4839, 4168788), (6452, 3126591), (9678, 2084394), (14517, 1389596), (19356, 1042197), (20969, 962028), (26723, 754884), (29034, 694798), (41938, 481014), (53446, 377442), (58068, 347399), (62907, 320676), (80169, 251628), (83876, 240507), (106892, 188721), (125814, 160338)]