20284446

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 50577408

約数和(自身を除く): 30292962

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 97, 182, 194, 273, 291, 383, 546, 582, 679, 766, 1149, 1261, 1358, 2037, 2298, 2522, 2681, 3783, 4074, 4979, 5362, 7566, 8043, 8827, 9958, 14937, 16086, 17654, 26481, 29874, 34853, 37151, 52962, 69706, 74302, 104559, 111453, 209118, 222906, 260057, 482963, 520114, 780171, 965926, 1448889, 1560342, 2897778, 3380741, 6761482, 10142223, 20284446]

約数ペア:

[(1, 20284446), (2, 10142223), (3, 6761482), (6, 3380741), (7, 2897778), (13, 1560342), (14, 1448889), (21, 965926), (26, 780171), (39, 520114), (42, 482963), (78, 260057), (91, 222906), (97, 209118), (182, 111453), (194, 104559), (273, 74302), (291, 69706), (383, 52962), (546, 37151), (582, 34853), (679, 29874), (766, 26481), (1149, 17654), (1261, 16086), (1358, 14937), (2037, 9958), (2298, 8827), (2522, 8043), (2681, 7566), (3783, 5362), (4074, 4979)]