20368612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 40803840

約数和(自身を除く): 20435228

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 109, 124, 137, 218, 274, 341, 436, 548, 682, 1199, 1364, 1507, 2398, 3014, 3379, 4247, 4796, 6028, 6758, 8494, 13516, 14933, 16988, 29866, 37169, 46717, 59732, 74338, 93434, 148676, 164263, 186868, 328526, 462923, 657052, 925846, 1851692, 5092153, 10184306, 20368612]

約数ペア:

[(1, 20368612), (2, 10184306), (4, 5092153), (11, 1851692), (22, 925846), (31, 657052), (44, 462923), (62, 328526), (109, 186868), (124, 164263), (137, 148676), (218, 93434), (274, 74338), (341, 59732), (436, 46717), (548, 37169), (682, 29866), (1199, 16988), (1364, 14933), (1507, 13516), (2398, 8494), (3014, 6758), (3379, 6028), (4247, 4796)]