19156917790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13693}}^1\times {\mathrm{4513}}^1$

素因数の和:18244

約数の個数: 32

約数和(自身を含む): 35605276416

約数和(自身を除く): 16448358626

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 4513, 9026, 13693, 22565, 27386, 45130, 68465, 136930, 139903, 279806, 424483, 699515, 848966, 1399030, 2122415, 4244830, 61796509, 123593018, 308982545, 617965090, 1915691779, 3831383558, 9578458895, 19156917790]

約数ペア:

[(1, 19156917790), (2, 9578458895), (5, 3831383558), (10, 1915691779), (31, 617965090), (62, 308982545), (155, 123593018), (310, 61796509), (4513, 4244830), (9026, 2122415), (13693, 1399030), (22565, 848966), (27386, 699515), (45130, 424483), (68465, 279806), (136930, 139903)]