19531348

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 35085960

約数和(自身を除く): 15554612

約数列:

[1, 2, 4, 53, 106, 181, 212, 362, 509, 724, 1018, 2036, 9593, 19186, 26977, 38372, 53954, 92129, 107908, 184258, 368516, 4882837, 9765674, 19531348]

約数ペア:

[(1, 19531348), (2, 9765674), (4, 4882837), (53, 368516), (106, 184258), (181, 107908), (212, 92129), (362, 53954), (509, 38372), (724, 26977), (1018, 19186), (2036, 9593)]