20254865358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2357}}^1\times {\mathrm{15739}}^1$

素因数の和:18121

約数の個数: 64

約数和(自身を含む): 49882452480

約数和(自身を除く): 29627587122

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 2357, 4714, 7071, 14142, 15739, 16499, 30641, 31478, 32998, 47217, 49497, 61282, 91923, 94434, 98994, 110173, 183846, 204607, 214487, 220346, 330519, 409214, 428974, 613821, 643461, 661038, 1227642, 1286922, 1432249, 2864498, 4296747, 8593494, 37096823, 74193646, 111290469, 222580938, 259677761, 482258699, 519355522, 779033283, 964517398, 1446776097, 1558066566, 2893552194, 3375810893, 6751621786, 10127432679, 20254865358]

約数ペア:

[(1, 20254865358), (2, 10127432679), (3, 6751621786), (6, 3375810893), (7, 2893552194), (13, 1558066566), (14, 1446776097), (21, 964517398), (26, 779033283), (39, 519355522), (42, 482258699), (78, 259677761), (91, 222580938), (182, 111290469), (273, 74193646), (546, 37096823), (2357, 8593494), (4714, 4296747), (7071, 2864498), (14142, 1432249), (15739, 1286922), (16499, 1227642), (30641, 661038), (31478, 643461), (32998, 613821), (47217, 428974), (49497, 409214), (61282, 330519), (91923, 220346), (94434, 214487), (98994, 204607), (110173, 183846)]