15988144

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 32230080

約数和(自身を除く): 16241936

約数列:

[1, 2, 4, 8, 16, 37, 74, 113, 148, 226, 239, 296, 452, 478, 592, 904, 956, 1808, 1912, 3824, 4181, 8362, 8843, 16724, 17686, 27007, 33448, 35372, 54014, 66896, 70744, 108028, 141488, 216056, 432112, 999259, 1998518, 3997036, 7994072, 15988144]

約数ペア:

[(1, 15988144), (2, 7994072), (4, 3997036), (8, 1998518), (16, 999259), (37, 432112), (74, 216056), (113, 141488), (148, 108028), (226, 70744), (239, 66896), (296, 54014), (452, 35372), (478, 33448), (592, 27007), (904, 17686), (956, 16724), (1808, 8843), (1912, 8362), (3824, 4181)]