20081292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 59265024

約数和(自身を除く): 39183732

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 103, 132, 154, 206, 211, 231, 308, 309, 412, 422, 462, 618, 633, 721, 844, 924, 1133, 1236, 1266, 1442, 1477, 2163, 2266, 2321, 2532, 2884, 2954, 3399, 4326, 4431, 4532, 4642, 5908, 6798, 6963, 7931, 8652, 8862, 9284, 13596, 13926, 15862, 16247, 17724, 21733, 23793, 27852, 31724, 32494, 43466, 47586, 48741, 64988, 65199, 86932, 95172, 97482, 130398, 152131, 194964, 239063, 260796, 304262, 456393, 478126, 608524, 717189, 912786, 956252, 1434378, 1673441, 1825572, 2868756, 3346882, 5020323, 6693764, 10040646, 20081292]

約数ペア:

[(1, 20081292), (2, 10040646), (3, 6693764), (4, 5020323), (6, 3346882), (7, 2868756), (11, 1825572), (12, 1673441), (14, 1434378), (21, 956252), (22, 912786), (28, 717189), (33, 608524), (42, 478126), (44, 456393), (66, 304262), (77, 260796), (84, 239063), (103, 194964), (132, 152131), (154, 130398), (206, 97482), (211, 95172), (231, 86932), (308, 65199), (309, 64988), (412, 48741), (422, 47586), (462, 43466), (618, 32494), (633, 31724), (721, 27852), (844, 23793), (924, 21733), (1133, 17724), (1236, 16247), (1266, 15862), (1442, 13926), (1477, 13596), (2163, 9284), (2266, 8862), (2321, 8652), (2532, 7931), (2884, 6963), (2954, 6798), (3399, 5908), (4326, 4642), (4431, 4532)]