20436045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1019}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 17165235

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 191, 573, 955, 1019, 1337, 2865, 3057, 4011, 5095, 6685, 7133, 15285, 20055, 21399, 35665, 106995, 194629, 583887, 973145, 1362403, 2919435, 4087209, 6812015, 20436045]

約数ペア:

[(1, 20436045), (3, 6812015), (5, 4087209), (7, 2919435), (15, 1362403), (21, 973145), (35, 583887), (105, 194629), (191, 106995), (573, 35665), (955, 21399), (1019, 20055), (1337, 15285), (2865, 7133), (3057, 6685), (4011, 5095)]