15918812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{433}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 34706112

約数和(自身を除く): 18787300

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 101, 182, 202, 364, 404, 433, 707, 866, 1313, 1414, 1732, 2626, 2828, 3031, 5252, 5629, 6062, 9191, 11258, 12124, 18382, 22516, 36764, 39403, 43733, 78806, 87466, 157612, 174932, 306131, 568529, 612262, 1137058, 1224524, 2274116, 3979703, 7959406, 15918812]

約数ペア:

[(1, 15918812), (2, 7959406), (4, 3979703), (7, 2274116), (13, 1224524), (14, 1137058), (26, 612262), (28, 568529), (52, 306131), (91, 174932), (101, 157612), (182, 87466), (202, 78806), (364, 43733), (404, 39403), (433, 36764), (707, 22516), (866, 18382), (1313, 12124), (1414, 11258), (1732, 9191), (2626, 6062), (2828, 5629), (3031, 5252)]