20871036134

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{630583}}^1$

素因数の和:630684

約数の個数: 32

約数和(自身を含む): 36018958080

約数和(自身を除く): 15147921946

約数列:

[1, 2, 13, 19, 26, 38, 67, 134, 247, 494, 871, 1273, 1742, 2546, 16549, 33098, 630583, 1261166, 8197579, 11981077, 16395158, 23962154, 42249061, 84498122, 155754001, 311508002, 549237793, 802732159, 1098475586, 1605464318, 10435518067, 20871036134]

約数ペア:

[(1, 20871036134), (2, 10435518067), (13, 1605464318), (19, 1098475586), (26, 802732159), (38, 549237793), (67, 311508002), (134, 155754001), (247, 84498122), (494, 42249061), (871, 23962154), (1273, 16395158), (1742, 11981077), (2546, 8197579), (16549, 1261166), (33098, 630583)]