18205121116

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{47317}}^1$

素因数の和:47499

約数の個数: 72

約数和(自身を含む): 40176388896

約数和(自身を除く): 21971267780

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 151, 182, 196, 302, 364, 604, 637, 1057, 1274, 1963, 2114, 2548, 3926, 4228, 7399, 7852, 13741, 14798, 27482, 29596, 47317, 54964, 94634, 96187, 189268, 192374, 331219, 384748, 615121, 662438, 1230242, 1324876, 2318533, 2460484, 4305847, 4637066, 7144867, 8611694, 9274132, 14289734, 17223388, 28579468, 30140929, 50014069, 60281858, 92883271, 100028138, 120563716, 185766542, 200056276, 350098483, 371533084, 650182897, 700196966, 1300365794, 1400393932, 2600731588, 4551280279, 9102560558, 18205121116]

約数ペア:

[(1, 18205121116), (2, 9102560558), (4, 4551280279), (7, 2600731588), (13, 1400393932), (14, 1300365794), (26, 700196966), (28, 650182897), (49, 371533084), (52, 350098483), (91, 200056276), (98, 185766542), (151, 120563716), (182, 100028138), (196, 92883271), (302, 60281858), (364, 50014069), (604, 30140929), (637, 28579468), (1057, 17223388), (1274, 14289734), (1963, 9274132), (2114, 8611694), (2548, 7144867), (3926, 4637066), (4228, 4305847), (7399, 2460484), (7852, 2318533), (13741, 1324876), (14798, 1230242), (27482, 662438), (29596, 615121), (47317, 384748), (54964, 331219), (94634, 192374), (96187, 189268)]