20311542

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{233}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 45995040

約数和(自身を除く): 25683498

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 167, 174, 233, 261, 334, 466, 501, 522, 699, 1002, 1398, 1503, 2097, 3006, 4194, 4843, 6757, 9686, 13514, 14529, 20271, 29058, 38911, 40542, 43587, 60813, 77822, 87174, 116733, 121626, 233466, 350199, 700398, 1128419, 2256838, 3385257, 6770514, 10155771, 20311542]

約数ペア:

[(1, 20311542), (2, 10155771), (3, 6770514), (6, 3385257), (9, 2256838), (18, 1128419), (29, 700398), (58, 350199), (87, 233466), (167, 121626), (174, 116733), (233, 87174), (261, 77822), (334, 60813), (466, 43587), (501, 40542), (522, 38911), (699, 29058), (1002, 20271), (1398, 14529), (1503, 13514), (2097, 9686), (3006, 6757), (4194, 4843)]