18085340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:571

約数の個数: 96

約数和(自身を含む): 49297920

約数和(自身を除く): 31212580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 494, 523, 532, 665, 910, 988, 1046, 1235, 1330, 1729, 1820, 2092, 2470, 2615, 2660, 3458, 3661, 4940, 5230, 6799, 6916, 7322, 8645, 9937, 10460, 13598, 14644, 17290, 18305, 19874, 27196, 33995, 34580, 36610, 39748, 47593, 49685, 67990, 69559, 73220, 95186, 99370, 129181, 135980, 139118, 190372, 198740, 237965, 258362, 278236, 347795, 475930, 516724, 645905, 695590, 904267, 951860, 1291810, 1391180, 1808534, 2583620, 3617068, 4521335, 9042670, 18085340]

約数ペア:

[(1, 18085340), (2, 9042670), (4, 4521335), (5, 3617068), (7, 2583620), (10, 1808534), (13, 1391180), (14, 1291810), (19, 951860), (20, 904267), (26, 695590), (28, 645905), (35, 516724), (38, 475930), (52, 347795), (65, 278236), (70, 258362), (76, 237965), (91, 198740), (95, 190372), (130, 139118), (133, 135980), (140, 129181), (182, 99370), (190, 95186), (247, 73220), (260, 69559), (266, 67990), (364, 49685), (380, 47593), (455, 39748), (494, 36610), (523, 34580), (532, 33995), (665, 27196), (910, 19874), (988, 18305), (1046, 17290), (1235, 14644), (1330, 13598), (1729, 10460), (1820, 9937), (2092, 8645), (2470, 7322), (2615, 6916), (2660, 6799), (3458, 5230), (3661, 4940)]