18863810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8693}}^1$

素因数の和:8738

約数の個数: 32

約数和(自身を含む): 40061952

約数和(自身を除く): 21198142

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 8693, 17386, 43465, 60851, 86930, 121702, 269483, 304255, 538966, 608510, 1347415, 1886381, 2694830, 3772762, 9431905, 18863810]

約数ペア:

[(1, 18863810), (2, 9431905), (5, 3772762), (7, 2694830), (10, 1886381), (14, 1347415), (31, 608510), (35, 538966), (62, 304255), (70, 269483), (155, 121702), (217, 86930), (310, 60851), (434, 43465), (1085, 17386), (2170, 8693)]