20163120174

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{213407}}^1$

素因数の和:213625

約数の個数: 48

約数和(自身を含む): 45443099520

約数和(自身を除く): 25279979346

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 181, 261, 362, 522, 543, 1086, 1629, 3258, 5249, 10498, 15747, 31494, 47241, 94482, 213407, 426814, 640221, 1280442, 1920663, 3841326, 6188803, 12377606, 18566409, 37132818, 38626667, 55699227, 77253334, 111398454, 115880001, 231760002, 347640003, 695280006, 1120173343, 2240346686, 3360520029, 6721040058, 10081560087, 20163120174]

約数ペア:

[(1, 20163120174), (2, 10081560087), (3, 6721040058), (6, 3360520029), (9, 2240346686), (18, 1120173343), (29, 695280006), (58, 347640003), (87, 231760002), (174, 115880001), (181, 111398454), (261, 77253334), (362, 55699227), (522, 38626667), (543, 37132818), (1086, 18566409), (1629, 12377606), (3258, 6188803), (5249, 3841326), (10498, 1920663), (15747, 1280442), (31494, 640221), (47241, 426814), (94482, 213407)]