20163654486

素因数分解:

$2^1\times 3^7\times {\mathrm{181}}^1\times {\mathrm{25469}}^1$

素因数の和:25673

約数の個数: 64

約数和(自身を含む): 45613713600

約数和(自身を除く): 25450059114

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 181, 243, 362, 486, 543, 729, 1086, 1458, 1629, 2187, 3258, 4374, 4887, 9774, 14661, 25469, 29322, 43983, 50938, 76407, 87966, 131949, 152814, 229221, 263898, 395847, 458442, 687663, 791694, 1375326, 2062989, 4125978, 4609889, 6188967, 9219778, 12377934, 13829667, 18566901, 27659334, 37133802, 41489001, 55700703, 82978002, 111401406, 124467003, 248934006, 373401009, 746802018, 1120203027, 2240406054, 3360609081, 6721218162, 10081827243, 20163654486]

約数ペア:

[(1, 20163654486), (2, 10081827243), (3, 6721218162), (6, 3360609081), (9, 2240406054), (18, 1120203027), (27, 746802018), (54, 373401009), (81, 248934006), (162, 124467003), (181, 111401406), (243, 82978002), (362, 55700703), (486, 41489001), (543, 37133802), (729, 27659334), (1086, 18566901), (1458, 13829667), (1629, 12377934), (2187, 9219778), (3258, 6188967), (4374, 4609889), (4887, 4125978), (9774, 2062989), (14661, 1375326), (25469, 791694), (29322, 687663), (43983, 458442), (50938, 395847), (76407, 263898), (87966, 229221), (131949, 152814)]