20238933978

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{571}}^1\times {\mathrm{63521}}^1$

素因数の和:64131

約数の個数: 48

約数和(自身を含む): 45345560832

約数和(自身を除く): 25106626854

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 571, 1142, 1713, 3426, 5139, 10278, 17701, 35402, 53103, 63521, 106206, 127042, 159309, 190563, 318618, 381126, 571689, 1143378, 1969151, 3938302, 5907453, 11814906, 17722359, 35444718, 36270491, 72540982, 108811473, 217622946, 326434419, 652868838, 1124385221, 2248770442, 3373155663, 6746311326, 10119466989, 20238933978]

約数ペア:

[(1, 20238933978), (2, 10119466989), (3, 6746311326), (6, 3373155663), (9, 2248770442), (18, 1124385221), (31, 652868838), (62, 326434419), (93, 217622946), (186, 108811473), (279, 72540982), (558, 36270491), (571, 35444718), (1142, 17722359), (1713, 11814906), (3426, 5907453), (5139, 3938302), (10278, 1969151), (17701, 1143378), (35402, 571689), (53103, 381126), (63521, 318618), (106206, 190563), (127042, 159309)]