16690804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 33868800

約数和(自身を除く): 17177996

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 79, 158, 221, 239, 316, 442, 478, 884, 956, 1027, 1343, 2054, 2686, 3107, 4063, 4108, 5372, 6214, 8126, 12428, 16252, 17459, 18881, 34918, 37762, 52819, 69836, 75524, 105638, 211276, 245453, 320977, 490906, 641954, 981812, 1283908, 4172701, 8345402, 16690804]

約数ペア:

[(1, 16690804), (2, 8345402), (4, 4172701), (13, 1283908), (17, 981812), (26, 641954), (34, 490906), (52, 320977), (68, 245453), (79, 211276), (158, 105638), (221, 75524), (239, 69836), (316, 52819), (442, 37762), (478, 34918), (884, 18881), (956, 17459), (1027, 16252), (1343, 12428), (2054, 8126), (2686, 6214), (3107, 5372), (4063, 4108)]