18123924

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2371}}^1$

素因数の和:2405

約数の個数: 72

約数和(自身を含む): 52999968

約数和(自身を除く): 34876044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2371, 2548, 3822, 4742, 7113, 7644, 9484, 14226, 16597, 28452, 30823, 33194, 49791, 61646, 66388, 92469, 99582, 116179, 123292, 184938, 199164, 215761, 232358, 348537, 369876, 431522, 464716, 647283, 697074, 863044, 1294566, 1394148, 1510327, 2589132, 3020654, 4530981, 6041308, 9061962, 18123924]

約数ペア:

[(1, 18123924), (2, 9061962), (3, 6041308), (4, 4530981), (6, 3020654), (7, 2589132), (12, 1510327), (13, 1394148), (14, 1294566), (21, 863044), (26, 697074), (28, 647283), (39, 464716), (42, 431522), (49, 369876), (52, 348537), (78, 232358), (84, 215761), (91, 199164), (98, 184938), (147, 123292), (156, 116179), (182, 99582), (196, 92469), (273, 66388), (294, 61646), (364, 49791), (546, 33194), (588, 30823), (637, 28452), (1092, 16597), (1274, 14226), (1911, 9484), (2371, 7644), (2548, 7113), (3822, 4742)]