20106902405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1\times {\mathrm{16481}}^1$

素因数の和:16997

約数の個数: 32

約数和(自身を含む): 26430271488

約数和(自身を除く): 6323369083

約数列:

[1, 5, 17, 31, 85, 155, 463, 527, 2315, 2635, 7871, 14353, 16481, 39355, 71765, 82405, 244001, 280177, 510911, 1220005, 1400885, 2554555, 7630703, 8685487, 38153515, 43427435, 129721951, 236551793, 648609755, 1182758965, 4021380481, 20106902405]

約数ペア:

[(1, 20106902405), (5, 4021380481), (17, 1182758965), (31, 648609755), (85, 236551793), (155, 129721951), (463, 43427435), (527, 38153515), (2315, 8685487), (2635, 7630703), (7871, 2554555), (14353, 1400885), (16481, 1220005), (39355, 510911), (71765, 280177), (82405, 244001)]