18219880790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{14771}}^1$

素因数の和:15005

約数の個数: 64

約数和(自身を含む): 35532214272

約数和(自身を除く): 17312333482

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 173, 230, 310, 346, 713, 865, 1426, 1730, 3565, 3979, 5363, 7130, 7958, 10726, 14771, 19895, 26815, 29542, 39790, 53630, 73855, 123349, 147710, 246698, 339733, 457901, 616745, 679466, 915802, 1233490, 1698665, 2289505, 2555383, 3397330, 4579010, 5110766, 10531723, 12776915, 21063446, 25553830, 52658615, 58773809, 79216873, 105317230, 117547618, 158433746, 293869045, 396084365, 587738090, 792168730, 1821988079, 3643976158, 9109940395, 18219880790]

約数ペア:

[(1, 18219880790), (2, 9109940395), (5, 3643976158), (10, 1821988079), (23, 792168730), (31, 587738090), (46, 396084365), (62, 293869045), (115, 158433746), (155, 117547618), (173, 105317230), (230, 79216873), (310, 58773809), (346, 52658615), (713, 25553830), (865, 21063446), (1426, 12776915), (1730, 10531723), (3565, 5110766), (3979, 4579010), (5363, 3397330), (7130, 2555383), (7958, 2289505), (10726, 1698665), (14771, 1233490), (19895, 915802), (26815, 679466), (29542, 616745), (39790, 457901), (53630, 339733), (73855, 246698), (123349, 147710)]