19666644

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 47455296

約数和(自身を除く): 27788652

約数列:

[1, 2, 3, 4, 6, 12, 61, 67, 122, 134, 183, 201, 244, 268, 366, 401, 402, 732, 802, 804, 1203, 1604, 2406, 4087, 4812, 8174, 12261, 16348, 24461, 24522, 26867, 48922, 49044, 53734, 73383, 80601, 97844, 107468, 146766, 161202, 293532, 322404, 1638887, 3277774, 4916661, 6555548, 9833322, 19666644]

約数ペア:

[(1, 19666644), (2, 9833322), (3, 6555548), (4, 4916661), (6, 3277774), (12, 1638887), (61, 322404), (67, 293532), (122, 161202), (134, 146766), (183, 107468), (201, 97844), (244, 80601), (268, 73383), (366, 53734), (401, 49044), (402, 48922), (732, 26867), (802, 24522), (804, 24461), (1203, 16348), (1604, 12261), (2406, 8174), (4087, 4812)]