16965556

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:452

約数の個数: 36

約数和(自身を含む): 32430720

約数和(自身を除く): 15465164

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 361, 379, 589, 722, 758, 1178, 1444, 1516, 2356, 7201, 11191, 11749, 14402, 22382, 23498, 28804, 44764, 46996, 136819, 223231, 273638, 446462, 547276, 892924, 4241389, 8482778, 16965556]

約数ペア:

[(1, 16965556), (2, 8482778), (4, 4241389), (19, 892924), (31, 547276), (38, 446462), (62, 273638), (76, 223231), (124, 136819), (361, 46996), (379, 44764), (589, 28804), (722, 23498), (758, 22382), (1178, 14402), (1444, 11749), (1516, 11191), (2356, 7201)]