20155878

素因数分解:

$2^1\times 3^5\times {\mathrm{67}}^1\times {\mathrm{619}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 46038720

約数和(自身を除く): 25882842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 243, 402, 486, 603, 619, 1206, 1238, 1809, 1857, 3618, 3714, 5427, 5571, 10854, 11142, 16281, 16713, 32562, 33426, 41473, 50139, 82946, 100278, 124419, 150417, 248838, 300834, 373257, 746514, 1119771, 2239542, 3359313, 6718626, 10077939, 20155878]

約数ペア:

[(1, 20155878), (2, 10077939), (3, 6718626), (6, 3359313), (9, 2239542), (18, 1119771), (27, 746514), (54, 373257), (67, 300834), (81, 248838), (134, 150417), (162, 124419), (201, 100278), (243, 82946), (402, 50139), (486, 41473), (603, 33426), (619, 32562), (1206, 16713), (1238, 16281), (1809, 11142), (1857, 10854), (3618, 5571), (3714, 5427)]