20010292816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{3727}}^1\times {\mathrm{19739}}^1$

素因数の和:23491

約数の個数: 40

約数和(自身を含む): 41063621760

約数和(自身を除く): 21053328944

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 3727, 7454, 14908, 19739, 29816, 39478, 59632, 63359, 78956, 126718, 157912, 253436, 315824, 335563, 506872, 671126, 1013744, 1342252, 2684504, 5369008, 73567253, 147134506, 294269012, 588538024, 1177076048, 1250643301, 2501286602, 5002573204, 10005146408, 20010292816]

約数ペア:

[(1, 20010292816), (2, 10005146408), (4, 5002573204), (8, 2501286602), (16, 1250643301), (17, 1177076048), (34, 588538024), (68, 294269012), (136, 147134506), (272, 73567253), (3727, 5369008), (7454, 2684504), (14908, 1342252), (19739, 1013744), (29816, 671126), (39478, 506872), (59632, 335563), (63359, 315824), (78956, 253436), (126718, 157912)]