19312112

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:537

約数の個数: 40

約数和(自身を含む): 38932032

約数和(自身を除く): 19619920

約数列:

[1, 2, 4, 8, 16, 47, 61, 94, 122, 188, 244, 376, 421, 488, 752, 842, 976, 1684, 2867, 3368, 5734, 6736, 11468, 19787, 22936, 25681, 39574, 45872, 51362, 79148, 102724, 158296, 205448, 316592, 410896, 1207007, 2414014, 4828028, 9656056, 19312112]

約数ペア:

[(1, 19312112), (2, 9656056), (4, 4828028), (8, 2414014), (16, 1207007), (47, 410896), (61, 316592), (94, 205448), (122, 158296), (188, 102724), (244, 79148), (376, 51362), (421, 45872), (488, 39574), (752, 25681), (842, 22936), (976, 19787), (1684, 11468), (2867, 6736), (3368, 5734)]