19912776

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{63823}}^1$

素因数の和:63845

約数の個数: 32

約数和(自身を含む): 53612160

約数和(自身を除く): 33699384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 63823, 127646, 191469, 255292, 382938, 510584, 765876, 829699, 1531752, 1659398, 2489097, 3318796, 4978194, 6637592, 9956388, 19912776]

約数ペア:

[(1, 19912776), (2, 9956388), (3, 6637592), (4, 4978194), (6, 3318796), (8, 2489097), (12, 1659398), (13, 1531752), (24, 829699), (26, 765876), (39, 510584), (52, 382938), (78, 255292), (104, 191469), (156, 127646), (312, 63823)]