18731622

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^3\times {\mathrm{29}}^1$

素因数の和:87

約数の個数: 96

約数和(自身を含む): 48837600

約数和(自身を除く): 30105978

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 49, 58, 78, 87, 91, 98, 147, 169, 174, 182, 203, 273, 294, 338, 377, 406, 507, 546, 609, 637, 754, 1014, 1131, 1183, 1218, 1274, 1421, 1911, 2197, 2262, 2366, 2639, 2842, 3549, 3822, 4263, 4394, 4901, 5278, 6591, 7098, 7917, 8281, 8526, 9802, 13182, 14703, 15379, 15834, 16562, 18473, 24843, 29406, 30758, 34307, 36946, 46137, 49686, 55419, 63713, 68614, 92274, 102921, 107653, 110838, 127426, 191139, 205842, 215306, 240149, 322959, 382278, 445991, 480298, 645918, 720447, 891982, 1337973, 1440894, 2675946, 3121937, 6243874, 9365811, 18731622]

約数ペア:

[(1, 18731622), (2, 9365811), (3, 6243874), (6, 3121937), (7, 2675946), (13, 1440894), (14, 1337973), (21, 891982), (26, 720447), (29, 645918), (39, 480298), (42, 445991), (49, 382278), (58, 322959), (78, 240149), (87, 215306), (91, 205842), (98, 191139), (147, 127426), (169, 110838), (174, 107653), (182, 102921), (203, 92274), (273, 68614), (294, 63713), (338, 55419), (377, 49686), (406, 46137), (507, 36946), (546, 34307), (609, 30758), (637, 29406), (754, 24843), (1014, 18473), (1131, 16562), (1183, 15834), (1218, 15379), (1274, 14703), (1421, 13182), (1911, 9802), (2197, 8526), (2262, 8281), (2366, 7917), (2639, 7098), (2842, 6591), (3549, 5278), (3822, 4901), (4263, 4394)]