20263026

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 48660480

約数和(自身を除く): 28397454

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 79, 93, 158, 186, 197, 217, 237, 394, 434, 474, 553, 591, 651, 1106, 1182, 1302, 1379, 1659, 2449, 2758, 3318, 4137, 4898, 6107, 7347, 8274, 12214, 14694, 15563, 17143, 18321, 31126, 34286, 36642, 42749, 46689, 51429, 85498, 93378, 102858, 108941, 128247, 217882, 256494, 326823, 482453, 653646, 964906, 1447359, 2894718, 3377171, 6754342, 10131513, 20263026]

約数ペア:

[(1, 20263026), (2, 10131513), (3, 6754342), (6, 3377171), (7, 2894718), (14, 1447359), (21, 964906), (31, 653646), (42, 482453), (62, 326823), (79, 256494), (93, 217882), (158, 128247), (186, 108941), (197, 102858), (217, 93378), (237, 85498), (394, 51429), (434, 46689), (474, 42749), (553, 36642), (591, 34286), (651, 31126), (1106, 18321), (1182, 17143), (1302, 15563), (1379, 14694), (1659, 12214), (2449, 8274), (2758, 7347), (3318, 6107), (4137, 4898)]