20174077552

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1\times {\mathrm{1297}}^1$

素因数の和:1658

約数の個数: 80

約数和(自身を含む): 40600463904

約数和(自身を除く): 20426386352

約数列:

[1, 2, 4, 8, 16, 41, 82, 131, 164, 181, 262, 328, 362, 524, 656, 724, 1048, 1297, 1448, 2096, 2594, 2896, 5188, 5371, 7421, 10376, 10742, 14842, 20752, 21484, 23711, 29684, 42968, 47422, 53177, 59368, 85936, 94844, 106354, 118736, 169907, 189688, 212708, 234757, 339814, 379376, 425416, 469514, 679628, 850832, 939028, 972151, 1359256, 1878056, 1944302, 2718512, 3756112, 3888604, 6966187, 7777208, 9625037, 13932374, 15554416, 19250074, 27864748, 30753167, 38500148, 55729496, 61506334, 77000296, 111458992, 123012668, 154000592, 246025336, 492050672, 1260879847, 2521759694, 5043519388, 10087038776, 20174077552]

約数ペア:

[(1, 20174077552), (2, 10087038776), (4, 5043519388), (8, 2521759694), (16, 1260879847), (41, 492050672), (82, 246025336), (131, 154000592), (164, 123012668), (181, 111458992), (262, 77000296), (328, 61506334), (362, 55729496), (524, 38500148), (656, 30753167), (724, 27864748), (1048, 19250074), (1297, 15554416), (1448, 13932374), (2096, 9625037), (2594, 7777208), (2896, 6966187), (5188, 3888604), (5371, 3756112), (7421, 2718512), (10376, 1944302), (10742, 1878056), (14842, 1359256), (20752, 972151), (21484, 939028), (23711, 850832), (29684, 679628), (42968, 469514), (47422, 425416), (53177, 379376), (59368, 339814), (85936, 234757), (94844, 212708), (106354, 189688), (118736, 169907)]