18909719088

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{74093}}^1$

素因数の和:74526

約数の個数: 80

約数和(自身を含む): 52737145440

約数和(自身を除く): 33827426352

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 409, 624, 818, 1227, 1636, 2454, 3272, 4908, 5317, 6544, 9816, 10634, 15951, 19632, 21268, 31902, 42536, 63804, 74093, 85072, 127608, 148186, 222279, 255216, 296372, 444558, 592744, 889116, 963209, 1185488, 1778232, 1926418, 2889627, 3556464, 3852836, 5779254, 7705672, 11558508, 15411344, 23117016, 30304037, 46234032, 60608074, 90912111, 121216148, 181824222, 242432296, 363648444, 393952481, 484864592, 727296888, 787904962, 1181857443, 1454593776, 1575809924, 2363714886, 3151619848, 4727429772, 6303239696, 9454859544, 18909719088]

約数ペア:

[(1, 18909719088), (2, 9454859544), (3, 6303239696), (4, 4727429772), (6, 3151619848), (8, 2363714886), (12, 1575809924), (13, 1454593776), (16, 1181857443), (24, 787904962), (26, 727296888), (39, 484864592), (48, 393952481), (52, 363648444), (78, 242432296), (104, 181824222), (156, 121216148), (208, 90912111), (312, 60608074), (409, 46234032), (624, 30304037), (818, 23117016), (1227, 15411344), (1636, 11558508), (2454, 7705672), (3272, 5779254), (4908, 3852836), (5317, 3556464), (6544, 2889627), (9816, 1926418), (10634, 1778232), (15951, 1185488), (19632, 963209), (21268, 889116), (31902, 592744), (42536, 444558), (63804, 296372), (74093, 255216), (85072, 222279), (127608, 148186)]