18731688

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1538

約数の個数: 64

約数和(自身を含む): 51217920

約数和(自身を除く): 32486232

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 372, 408, 527, 744, 1054, 1481, 1581, 2108, 2962, 3162, 4216, 4443, 5924, 6324, 8886, 11848, 12648, 17772, 25177, 35544, 45911, 50354, 75531, 91822, 100708, 137733, 151062, 183644, 201416, 275466, 302124, 367288, 550932, 604248, 780487, 1101864, 1560974, 2341461, 3121948, 4682922, 6243896, 9365844, 18731688]

約数ペア:

[(1, 18731688), (2, 9365844), (3, 6243896), (4, 4682922), (6, 3121948), (8, 2341461), (12, 1560974), (17, 1101864), (24, 780487), (31, 604248), (34, 550932), (51, 367288), (62, 302124), (68, 275466), (93, 201416), (102, 183644), (124, 151062), (136, 137733), (186, 100708), (204, 91822), (248, 75531), (372, 50354), (408, 45911), (527, 35544), (744, 25177), (1054, 17772), (1481, 12648), (1581, 11848), (2108, 8886), (2962, 6324), (3162, 5924), (4216, 4443)]