16991772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 48932352

約数和(自身を除く): 31940580

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 73, 84, 102, 119, 146, 163, 204, 219, 238, 292, 326, 357, 438, 476, 489, 511, 652, 714, 876, 978, 1022, 1141, 1241, 1428, 1533, 1956, 2044, 2282, 2482, 2771, 3066, 3423, 3723, 4564, 4964, 5542, 6132, 6846, 7446, 8313, 8687, 11084, 11899, 13692, 14892, 16626, 17374, 19397, 23798, 26061, 33252, 34748, 35697, 38794, 47596, 52122, 58191, 71394, 77588, 83293, 104244, 116382, 142788, 166586, 202283, 232764, 249879, 333172, 404566, 499758, 606849, 809132, 999516, 1213698, 1415981, 2427396, 2831962, 4247943, 5663924, 8495886, 16991772]

約数ペア:

[(1, 16991772), (2, 8495886), (3, 5663924), (4, 4247943), (6, 2831962), (7, 2427396), (12, 1415981), (14, 1213698), (17, 999516), (21, 809132), (28, 606849), (34, 499758), (42, 404566), (51, 333172), (68, 249879), (73, 232764), (84, 202283), (102, 166586), (119, 142788), (146, 116382), (163, 104244), (204, 83293), (219, 77588), (238, 71394), (292, 58191), (326, 52122), (357, 47596), (438, 38794), (476, 35697), (489, 34748), (511, 33252), (652, 26061), (714, 23798), (876, 19397), (978, 17374), (1022, 16626), (1141, 14892), (1241, 13692), (1428, 11899), (1533, 11084), (1956, 8687), (2044, 8313), (2282, 7446), (2482, 6846), (2771, 6132), (3066, 5542), (3423, 4964), (3723, 4564)]