16623620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3761}}^1$

素因数の和:3800

約数の個数: 48

約数和(自身を含む): 39817008

約数和(自身を除く): 23193388

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 3761, 4420, 7522, 15044, 18805, 37610, 48893, 63937, 75220, 97786, 127874, 195572, 244465, 255748, 319685, 488930, 639370, 831181, 977860, 1278740, 1662362, 3324724, 4155905, 8311810, 16623620]

約数ペア:

[(1, 16623620), (2, 8311810), (4, 4155905), (5, 3324724), (10, 1662362), (13, 1278740), (17, 977860), (20, 831181), (26, 639370), (34, 488930), (52, 319685), (65, 255748), (68, 244465), (85, 195572), (130, 127874), (170, 97786), (221, 75220), (260, 63937), (340, 48893), (442, 37610), (884, 18805), (1105, 15044), (2210, 7522), (3761, 4420)]