20181496322

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{4639}}^1$

素因数の和:4939

約数の個数: 48

約数和(自身を含む): 33482499840

約数和(自身を除く): 13301003518

約数列:

[1, 2, 13, 26, 61, 122, 169, 211, 338, 422, 793, 1586, 2743, 4639, 5486, 9278, 10309, 12871, 20618, 25742, 35659, 60307, 71318, 120614, 167323, 282979, 334646, 565958, 783991, 978829, 1567982, 1957658, 2175199, 3678727, 4350398, 7357454, 12724777, 25449554, 47823451, 59708569, 95646902, 119417138, 165422101, 330844202, 776211397, 1552422794, 10090748161, 20181496322]

約数ペア:

[(1, 20181496322), (2, 10090748161), (13, 1552422794), (26, 776211397), (61, 330844202), (122, 165422101), (169, 119417138), (211, 95646902), (338, 59708569), (422, 47823451), (793, 25449554), (1586, 12724777), (2743, 7357454), (4639, 4350398), (5486, 3678727), (9278, 2175199), (10309, 1957658), (12871, 1567982), (20618, 978829), (25742, 783991), (35659, 565958), (60307, 334646), (71318, 282979), (120614, 167323)]