19610630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{601}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 38229408

約数和(自身を除く): 18618778

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 251, 502, 601, 1202, 1255, 2510, 3005, 3263, 6010, 6526, 7813, 15626, 16315, 32630, 39065, 78130, 150851, 301702, 754255, 1508510, 1961063, 3922126, 9805315, 19610630]

約数ペア:

[(1, 19610630), (2, 9805315), (5, 3922126), (10, 1961063), (13, 1508510), (26, 754255), (65, 301702), (130, 150851), (251, 78130), (502, 39065), (601, 32630), (1202, 16315), (1255, 15626), (2510, 7813), (3005, 6526), (3263, 6010)]