19981065

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5393}}^1$

素因数の和:5433

約数の個数: 32

約数和(自身を含む): 36247680

約数和(自身を除く): 16266615

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5393, 16179, 26965, 70109, 80895, 102467, 210327, 307401, 350545, 512335, 1051635, 1332071, 1537005, 3996213, 6660355, 19981065]

約数ペア:

[(1, 19981065), (3, 6660355), (5, 3996213), (13, 1537005), (15, 1332071), (19, 1051635), (39, 512335), (57, 350545), (65, 307401), (95, 210327), (195, 102467), (247, 80895), (285, 70109), (741, 26965), (1235, 16179), (3705, 5393)]