1916804570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{839}}^1$

素因数の和:1103

約数の個数: 64

約数和(自身を含む): 3723148800

約数和(自身を除く): 1806344230

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 151, 170, 178, 302, 445, 755, 839, 890, 1510, 1513, 1678, 2567, 3026, 4195, 5134, 7565, 8390, 12835, 13439, 14263, 15130, 25670, 26878, 28526, 67195, 71315, 74671, 126689, 134390, 142630, 149342, 228463, 253378, 373355, 456926, 633445, 746710, 1142315, 1266890, 1269407, 2153713, 2284630, 2538814, 4307426, 6347035, 10768565, 11275321, 12694070, 21537130, 22550642, 56376605, 112753210, 191680457, 383360914, 958402285, 1916804570]

約数ペア:

[(1, 1916804570), (2, 958402285), (5, 383360914), (10, 191680457), (17, 112753210), (34, 56376605), (85, 22550642), (89, 21537130), (151, 12694070), (170, 11275321), (178, 10768565), (302, 6347035), (445, 4307426), (755, 2538814), (839, 2284630), (890, 2153713), (1510, 1269407), (1513, 1266890), (1678, 1142315), (2567, 746710), (3026, 633445), (4195, 456926), (5134, 373355), (7565, 253378), (8390, 228463), (12835, 149342), (13439, 142630), (14263, 134390), (15130, 126689), (25670, 74671), (26878, 71315), (28526, 67195)]