18970524352

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{313}}^1\times {\mathrm{751}}^1$

素因数の和:1186

約数の個数: 112

約数和(自身を含む): 41143887232

約数和(自身を除く): 22173362880

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 194, 208, 313, 388, 416, 626, 751, 776, 832, 1252, 1261, 1502, 1552, 2504, 2522, 3004, 3104, 4069, 5008, 5044, 6008, 6208, 8138, 9763, 10016, 10088, 12016, 16276, 19526, 20032, 20176, 24032, 30361, 32552, 39052, 40352, 48064, 60722, 65104, 72847, 78104, 80704, 121444, 130208, 145694, 156208, 235063, 242888, 260416, 291388, 312416, 394693, 470126, 485776, 582776, 624832, 789386, 940252, 947011, 971552, 1165552, 1578772, 1880504, 1894022, 1943104, 2331104, 3055819, 3157544, 3761008, 3788044, 4662208, 6111638, 6315088, 7522016, 7576088, 12223276, 12630176, 15044032, 15152176, 22801111, 24446552, 25260352, 30304352, 45602222, 48893104, 60608704, 91204444, 97786208, 182408888, 195572416, 296414443, 364817776, 592828886, 729635552, 1185657772, 1459271104, 2371315544, 4742631088, 9485262176, 18970524352]

約数ペア:

[(1, 18970524352), (2, 9485262176), (4, 4742631088), (8, 2371315544), (13, 1459271104), (16, 1185657772), (26, 729635552), (32, 592828886), (52, 364817776), (64, 296414443), (97, 195572416), (104, 182408888), (194, 97786208), (208, 91204444), (313, 60608704), (388, 48893104), (416, 45602222), (626, 30304352), (751, 25260352), (776, 24446552), (832, 22801111), (1252, 15152176), (1261, 15044032), (1502, 12630176), (1552, 12223276), (2504, 7576088), (2522, 7522016), (3004, 6315088), (3104, 6111638), (4069, 4662208), (5008, 3788044), (5044, 3761008), (6008, 3157544), (6208, 3055819), (8138, 2331104), (9763, 1943104), (10016, 1894022), (10088, 1880504), (12016, 1578772), (16276, 1165552), (19526, 971552), (20032, 947011), (20176, 940252), (24032, 789386), (30361, 624832), (32552, 582776), (39052, 485776), (40352, 470126), (48064, 394693), (60722, 312416), (65104, 291388), (72847, 260416), (78104, 242888), (80704, 235063), (121444, 156208), (130208, 145694)]