15254492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 31207680

約数和(自身を除く): 15953188

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 71, 76, 142, 209, 257, 284, 418, 514, 781, 836, 1028, 1349, 1562, 2698, 2827, 3124, 4883, 5396, 5654, 9766, 11308, 14839, 18247, 19532, 29678, 36494, 53713, 59356, 72988, 107426, 200717, 214852, 346693, 401434, 693386, 802868, 1386772, 3813623, 7627246, 15254492]

約数ペア:

[(1, 15254492), (2, 7627246), (4, 3813623), (11, 1386772), (19, 802868), (22, 693386), (38, 401434), (44, 346693), (71, 214852), (76, 200717), (142, 107426), (209, 72988), (257, 59356), (284, 53713), (418, 36494), (514, 29678), (781, 19532), (836, 18247), (1028, 14839), (1349, 11308), (1562, 9766), (2698, 5654), (2827, 5396), (3124, 4883)]