18475210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 38610432

約数和(自身を除く): 20135222

約数列:

[1, 2, 5, 10, 13, 23, 26, 37, 46, 65, 74, 115, 130, 167, 185, 230, 299, 334, 370, 481, 598, 835, 851, 962, 1495, 1670, 1702, 2171, 2405, 2990, 3841, 4255, 4342, 4810, 6179, 7682, 8510, 10855, 11063, 12358, 19205, 21710, 22126, 30895, 38410, 49933, 55315, 61790, 80327, 99866, 110630, 142117, 160654, 249665, 284234, 401635, 499330, 710585, 803270, 1421170, 1847521, 3695042, 9237605, 18475210]

約数ペア:

[(1, 18475210), (2, 9237605), (5, 3695042), (10, 1847521), (13, 1421170), (23, 803270), (26, 710585), (37, 499330), (46, 401635), (65, 284234), (74, 249665), (115, 160654), (130, 142117), (167, 110630), (185, 99866), (230, 80327), (299, 61790), (334, 55315), (370, 49933), (481, 38410), (598, 30895), (835, 22126), (851, 21710), (962, 19205), (1495, 12358), (1670, 11063), (1702, 10855), (2171, 8510), (2405, 7682), (2990, 6179), (3841, 4810), (4255, 4342)]