20237547036

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{154339}}^1$

素因数の和:154583

約数の個数: 72

約数和(自身を含む): 55177167360

約数和(自身を除く): 34939620324

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 223, 294, 446, 588, 669, 892, 1338, 1561, 2676, 3122, 4683, 6244, 9366, 10927, 18732, 21854, 32781, 43708, 65562, 131124, 154339, 308678, 463017, 617356, 926034, 1080373, 1852068, 2160746, 3241119, 4321492, 6482238, 7562611, 12964476, 15125222, 22687833, 30250444, 34417597, 45375666, 68835194, 90751332, 103252791, 137670388, 206505582, 240923179, 413011164, 481846358, 722769537, 963692716, 1445539074, 1686462253, 2891078148, 3372924506, 5059386759, 6745849012, 10118773518, 20237547036]

約数ペア:

[(1, 20237547036), (2, 10118773518), (3, 6745849012), (4, 5059386759), (6, 3372924506), (7, 2891078148), (12, 1686462253), (14, 1445539074), (21, 963692716), (28, 722769537), (42, 481846358), (49, 413011164), (84, 240923179), (98, 206505582), (147, 137670388), (196, 103252791), (223, 90751332), (294, 68835194), (446, 45375666), (588, 34417597), (669, 30250444), (892, 22687833), (1338, 15125222), (1561, 12964476), (2676, 7562611), (3122, 6482238), (4683, 4321492), (6244, 3241119), (9366, 2160746), (10927, 1852068), (18732, 1080373), (21854, 926034), (32781, 617356), (43708, 463017), (65562, 308678), (131124, 154339)]