19705290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{283}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 52019712

約数和(自身を除く): 32314422

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 211, 283, 330, 422, 566, 633, 849, 1055, 1266, 1415, 1698, 2110, 2321, 2830, 3113, 3165, 4245, 4642, 6226, 6330, 6963, 8490, 9339, 11605, 13926, 15565, 18678, 23210, 31130, 34815, 46695, 59713, 69630, 93390, 119426, 179139, 298565, 358278, 597130, 656843, 895695, 1313686, 1791390, 1970529, 3284215, 3941058, 6568430, 9852645, 19705290]

約数ペア:

[(1, 19705290), (2, 9852645), (3, 6568430), (5, 3941058), (6, 3284215), (10, 1970529), (11, 1791390), (15, 1313686), (22, 895695), (30, 656843), (33, 597130), (55, 358278), (66, 298565), (110, 179139), (165, 119426), (211, 93390), (283, 69630), (330, 59713), (422, 46695), (566, 34815), (633, 31130), (849, 23210), (1055, 18678), (1266, 15565), (1415, 13926), (1698, 11605), (2110, 9339), (2321, 8490), (2830, 6963), (3113, 6330), (3165, 6226), (4245, 4642)]