19630185

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{541}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 32780160

約数和(自身を除く): 13149975

約数列:

[1, 3, 5, 15, 41, 59, 123, 177, 205, 295, 541, 615, 885, 1623, 2419, 2705, 7257, 8115, 12095, 22181, 31919, 36285, 66543, 95757, 110905, 159595, 332715, 478785, 1308679, 3926037, 6543395, 19630185]

約数ペア:

[(1, 19630185), (3, 6543395), (5, 3926037), (15, 1308679), (41, 478785), (59, 332715), (123, 159595), (177, 110905), (205, 95757), (295, 66543), (541, 36285), (615, 31919), (885, 22181), (1623, 12095), (2419, 8115), (2705, 7257)]