18488484

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:294

約数の個数: 108

約数和(自身を含む): 55770624

約数和(自身を除く): 37282140

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 49, 63, 84, 94, 98, 126, 141, 147, 188, 196, 223, 252, 282, 294, 329, 423, 441, 446, 564, 588, 658, 669, 846, 882, 892, 987, 1316, 1338, 1561, 1692, 1764, 1974, 2007, 2303, 2676, 2961, 3122, 3948, 4014, 4606, 4683, 5922, 6244, 6909, 8028, 9212, 9366, 10481, 10927, 11844, 13818, 14049, 18732, 20727, 20962, 21854, 27636, 28098, 31443, 32781, 41454, 41924, 43708, 56196, 62886, 65562, 73367, 82908, 94329, 98343, 125772, 131124, 146734, 188658, 196686, 220101, 293468, 377316, 393372, 440202, 513569, 660303, 880404, 1027138, 1320606, 1540707, 2054276, 2641212, 3081414, 4622121, 6162828, 9244242, 18488484]

約数ペア:

[(1, 18488484), (2, 9244242), (3, 6162828), (4, 4622121), (6, 3081414), (7, 2641212), (9, 2054276), (12, 1540707), (14, 1320606), (18, 1027138), (21, 880404), (28, 660303), (36, 513569), (42, 440202), (47, 393372), (49, 377316), (63, 293468), (84, 220101), (94, 196686), (98, 188658), (126, 146734), (141, 131124), (147, 125772), (188, 98343), (196, 94329), (223, 82908), (252, 73367), (282, 65562), (294, 62886), (329, 56196), (423, 43708), (441, 41924), (446, 41454), (564, 32781), (588, 31443), (658, 28098), (669, 27636), (846, 21854), (882, 20962), (892, 20727), (987, 18732), (1316, 14049), (1338, 13818), (1561, 11844), (1692, 10927), (1764, 10481), (1974, 9366), (2007, 9212), (2303, 8028), (2676, 6909), (2961, 6244), (3122, 5922), (3948, 4683), (4014, 4606)]