18880884

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:738

約数の個数: 96

約数和(自身を含む): 55802880

約数和(自身を除く): 36921996

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 27, 33, 36, 44, 46, 54, 66, 69, 92, 99, 108, 132, 138, 198, 207, 253, 276, 297, 396, 414, 506, 594, 621, 691, 759, 828, 1012, 1188, 1242, 1382, 1518, 2073, 2277, 2484, 2764, 3036, 4146, 4554, 6219, 6831, 7601, 8292, 9108, 12438, 13662, 15202, 15893, 18657, 22803, 24876, 27324, 30404, 31786, 37314, 45606, 47679, 63572, 68409, 74628, 91212, 95358, 136818, 143037, 174823, 190716, 205227, 273636, 286074, 349646, 410454, 429111, 524469, 572148, 699292, 820908, 858222, 1048938, 1573407, 1716444, 2097876, 3146814, 4720221, 6293628, 9440442, 18880884]

約数ペア:

[(1, 18880884), (2, 9440442), (3, 6293628), (4, 4720221), (6, 3146814), (9, 2097876), (11, 1716444), (12, 1573407), (18, 1048938), (22, 858222), (23, 820908), (27, 699292), (33, 572148), (36, 524469), (44, 429111), (46, 410454), (54, 349646), (66, 286074), (69, 273636), (92, 205227), (99, 190716), (108, 174823), (132, 143037), (138, 136818), (198, 95358), (207, 91212), (253, 74628), (276, 68409), (297, 63572), (396, 47679), (414, 45606), (506, 37314), (594, 31786), (621, 30404), (691, 27324), (759, 24876), (828, 22803), (1012, 18657), (1188, 15893), (1242, 15202), (1382, 13662), (1518, 12438), (2073, 9108), (2277, 8292), (2484, 7601), (2764, 6831), (3036, 6219), (4146, 4554)]