20254499499

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{13151}}^1$

素因数の和:13308

約数の個数: 64

約数和(自身を含む): 32453664768

約数和(自身を除く): 12199165269

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 101, 221, 299, 303, 391, 663, 897, 1173, 1313, 1717, 2323, 3939, 5083, 5151, 6969, 13151, 15249, 22321, 30199, 39453, 39491, 66963, 90597, 118473, 170963, 223567, 302473, 512889, 513383, 670701, 907419, 1328251, 1540149, 2906371, 3932149, 3984753, 5142041, 8719113, 11796447, 15426123, 17267263, 22580267, 30549773, 51801789, 66846533, 67740801, 91649319, 200539599, 293543471, 397147049, 519346141, 880630413, 1191441147, 1558038423, 6751499833, 20254499499]

約数ペア:

[(1, 20254499499), (3, 6751499833), (13, 1558038423), (17, 1191441147), (23, 880630413), (39, 519346141), (51, 397147049), (69, 293543471), (101, 200539599), (221, 91649319), (299, 67740801), (303, 66846533), (391, 51801789), (663, 30549773), (897, 22580267), (1173, 17267263), (1313, 15426123), (1717, 11796447), (2323, 8719113), (3939, 5142041), (5083, 3984753), (5151, 3932149), (6969, 2906371), (13151, 1540149), (15249, 1328251), (22321, 907419), (30199, 670701), (39453, 513383), (39491, 512889), (66963, 302473), (90597, 223567), (118473, 170963)]