20138412

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1231

約数の個数: 72

約数和(自身を含む): 56594160

約数和(自身を除く): 36455748

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 49, 58, 84, 87, 98, 116, 147, 174, 196, 203, 294, 348, 406, 588, 609, 812, 1181, 1218, 1421, 2362, 2436, 2842, 3543, 4263, 4724, 5684, 7086, 8267, 8526, 14172, 16534, 17052, 24801, 33068, 34249, 49602, 57869, 68498, 99204, 102747, 115738, 136996, 173607, 205494, 231476, 239743, 347214, 410988, 479486, 694428, 719229, 958972, 1438458, 1678201, 2876916, 3356402, 5034603, 6712804, 10069206, 20138412]

約数ペア:

[(1, 20138412), (2, 10069206), (3, 6712804), (4, 5034603), (6, 3356402), (7, 2876916), (12, 1678201), (14, 1438458), (21, 958972), (28, 719229), (29, 694428), (42, 479486), (49, 410988), (58, 347214), (84, 239743), (87, 231476), (98, 205494), (116, 173607), (147, 136996), (174, 115738), (196, 102747), (203, 99204), (294, 68498), (348, 57869), (406, 49602), (588, 34249), (609, 33068), (812, 24801), (1181, 17052), (1218, 16534), (1421, 14172), (2362, 8526), (2436, 8267), (2842, 7086), (3543, 5684), (4263, 4724)]