19312956

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1423}}^1$

素因数の和:1475

約数の個数: 72

約数和(自身を含む): 54425280

約数和(自身を除く): 35112324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1423, 1508, 2262, 2846, 3393, 4269, 4524, 5692, 6786, 8538, 12807, 13572, 17076, 18499, 25614, 36998, 41267, 51228, 55497, 73996, 82534, 110994, 123801, 165068, 166491, 221988, 247602, 332982, 371403, 495204, 536471, 665964, 742806, 1072942, 1485612, 1609413, 2145884, 3218826, 4828239, 6437652, 9656478, 19312956]

約数ペア:

[(1, 19312956), (2, 9656478), (3, 6437652), (4, 4828239), (6, 3218826), (9, 2145884), (12, 1609413), (13, 1485612), (18, 1072942), (26, 742806), (29, 665964), (36, 536471), (39, 495204), (52, 371403), (58, 332982), (78, 247602), (87, 221988), (116, 166491), (117, 165068), (156, 123801), (174, 110994), (234, 82534), (261, 73996), (348, 55497), (377, 51228), (468, 41267), (522, 36998), (754, 25614), (1044, 18499), (1131, 17076), (1423, 13572), (1508, 12807), (2262, 8538), (2846, 6786), (3393, 5692), (4269, 4524)]