20162090728

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{401}}^1\times {\mathrm{37189}}^1$

素因数の和:37622

約数の個数: 48

約数和(自身を含む): 41038793100

約数和(自身を除く): 20876702372

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 401, 676, 802, 1352, 1604, 3208, 5213, 10426, 20852, 37189, 41704, 67769, 74378, 135538, 148756, 271076, 297512, 483457, 542152, 966914, 1933828, 3867656, 6284941, 12569882, 14912789, 25139764, 29825578, 50279528, 59651156, 119302312, 193866257, 387732514, 775465028, 1550930056, 2520261341, 5040522682, 10081045364, 20162090728]

約数ペア:

[(1, 20162090728), (2, 10081045364), (4, 5040522682), (8, 2520261341), (13, 1550930056), (26, 775465028), (52, 387732514), (104, 193866257), (169, 119302312), (338, 59651156), (401, 50279528), (676, 29825578), (802, 25139764), (1352, 14912789), (1604, 12569882), (3208, 6284941), (5213, 3867656), (10426, 1933828), (20852, 966914), (37189, 542152), (41704, 483457), (67769, 297512), (74378, 271076), (135538, 148756)]