15628412

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:258

約数の個数: 36

約数和(自身を含む): 29443680

約数和(自身を除く): 13815268

約数列:

[1, 2, 4, 19, 38, 76, 79, 137, 158, 274, 316, 361, 548, 722, 1444, 1501, 2603, 3002, 5206, 6004, 10412, 10823, 21646, 28519, 43292, 49457, 57038, 98914, 114076, 197828, 205637, 411274, 822548, 3907103, 7814206, 15628412]

約数ペア:

[(1, 15628412), (2, 7814206), (4, 3907103), (19, 822548), (38, 411274), (76, 205637), (79, 197828), (137, 114076), (158, 98914), (274, 57038), (316, 49457), (361, 43292), (548, 28519), (722, 21646), (1444, 10823), (1501, 10412), (2603, 6004), (3002, 5206)]