19843261204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1\times {\mathrm{5297}}^1$

素因数の和:6556

約数の個数: 48

約数和(自身を含む): 38049345936

約数和(自身を除く): 18206084732

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1181, 1586, 2362, 3172, 4724, 5297, 10594, 15353, 21188, 30706, 61412, 68861, 72041, 137722, 144082, 275444, 288164, 323117, 646234, 936533, 1292468, 1873066, 3746132, 4200521, 6255757, 8401042, 12511514, 16802084, 25023028, 81324841, 162649682, 325299364, 381601177, 763202354, 1526404708, 4960815301, 9921630602, 19843261204]

約数ペア:

[(1, 19843261204), (2, 9921630602), (4, 4960815301), (13, 1526404708), (26, 763202354), (52, 381601177), (61, 325299364), (122, 162649682), (244, 81324841), (793, 25023028), (1181, 16802084), (1586, 12511514), (2362, 8401042), (3172, 6255757), (4724, 4200521), (5297, 3746132), (10594, 1873066), (15353, 1292468), (21188, 936533), (30706, 646234), (61412, 323117), (68861, 288164), (72041, 275444), (137722, 144082)]