18560790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{761}}^1$

素因数の和:1045

約数の個数: 48

約数和(自身を含む): 48499776

約数和(自身を除く): 29938986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 271, 542, 761, 813, 1355, 1522, 1626, 2283, 2439, 2710, 3805, 4065, 4566, 4878, 6849, 7610, 8130, 11415, 12195, 13698, 22830, 24390, 34245, 68490, 206231, 412462, 618693, 1031155, 1237386, 1856079, 2062310, 3093465, 3712158, 6186930, 9280395, 18560790]

約数ペア:

[(1, 18560790), (2, 9280395), (3, 6186930), (5, 3712158), (6, 3093465), (9, 2062310), (10, 1856079), (15, 1237386), (18, 1031155), (30, 618693), (45, 412462), (90, 206231), (271, 68490), (542, 34245), (761, 24390), (813, 22830), (1355, 13698), (1522, 12195), (1626, 11415), (2283, 8130), (2439, 7610), (2710, 6849), (3805, 4878), (4065, 4566)]