20668056

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 55209600

約数和(自身を除く): 34541544

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 179, 204, 283, 358, 408, 537, 566, 716, 849, 1074, 1132, 1432, 1698, 2148, 2264, 3043, 3396, 4296, 4811, 6086, 6792, 9129, 9622, 12172, 14433, 18258, 19244, 24344, 28866, 36516, 38488, 50657, 57732, 73032, 101314, 115464, 151971, 202628, 303942, 405256, 607884, 861169, 1215768, 1722338, 2583507, 3444676, 5167014, 6889352, 10334028, 20668056]

約数ペア:

[(1, 20668056), (2, 10334028), (3, 6889352), (4, 5167014), (6, 3444676), (8, 2583507), (12, 1722338), (17, 1215768), (24, 861169), (34, 607884), (51, 405256), (68, 303942), (102, 202628), (136, 151971), (179, 115464), (204, 101314), (283, 73032), (358, 57732), (408, 50657), (537, 38488), (566, 36516), (716, 28866), (849, 24344), (1074, 19244), (1132, 18258), (1432, 14433), (1698, 12172), (2148, 9622), (2264, 9129), (3043, 6792), (3396, 6086), (4296, 4811)]