20006920798

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{1307}}^1$

素因数の和:1585

約数の個数: 64

約数和(自身を含む): 33225292800

約数和(自身を除く): 13218372002

約数列:

[1, 2, 17, 34, 41, 79, 82, 139, 158, 278, 697, 1307, 1343, 1394, 2363, 2614, 2686, 3239, 4726, 5699, 6478, 10981, 11398, 21962, 22219, 44438, 53587, 55063, 96883, 103253, 107174, 110126, 181673, 186677, 193766, 206506, 363346, 373354, 450221, 900442, 910979, 1755301, 1821958, 3088441, 3510602, 4233373, 6176882, 7448593, 7653757, 8466746, 14352167, 14897186, 15307514, 28704334, 71967341, 126626081, 143934682, 243986839, 253252162, 487973678, 588438847, 1176877694, 10003460399, 20006920798]

約数ペア:

[(1, 20006920798), (2, 10003460399), (17, 1176877694), (34, 588438847), (41, 487973678), (79, 253252162), (82, 243986839), (139, 143934682), (158, 126626081), (278, 71967341), (697, 28704334), (1307, 15307514), (1343, 14897186), (1394, 14352167), (2363, 8466746), (2614, 7653757), (2686, 7448593), (3239, 6176882), (4726, 4233373), (5699, 3510602), (6478, 3088441), (10981, 1821958), (11398, 1755301), (21962, 910979), (22219, 900442), (44438, 450221), (53587, 373354), (55063, 363346), (96883, 206506), (103253, 193766), (107174, 186677), (110126, 181673)]