19172804

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:932

約数の個数: 48

約数和(自身を含む): 41513472

約数和(自身を除く): 22340668

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 68, 94, 119, 188, 238, 329, 476, 658, 799, 857, 1316, 1598, 1714, 3196, 3428, 5593, 5999, 11186, 11998, 14569, 22372, 23996, 29138, 40279, 58276, 80558, 101983, 161116, 203966, 281953, 407932, 563906, 684743, 1127812, 1369486, 2738972, 4793201, 9586402, 19172804]

約数ペア:

[(1, 19172804), (2, 9586402), (4, 4793201), (7, 2738972), (14, 1369486), (17, 1127812), (28, 684743), (34, 563906), (47, 407932), (68, 281953), (94, 203966), (119, 161116), (188, 101983), (238, 80558), (329, 58276), (476, 40279), (658, 29138), (799, 23996), (857, 22372), (1316, 14569), (1598, 11998), (1714, 11186), (3196, 5999), (3428, 5593)]