20174184

素因数分解:

$2^3\times 3^4\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 57150720

約数和(自身を除く): 36976536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 163, 191, 216, 324, 326, 382, 489, 573, 648, 652, 764, 978, 1146, 1304, 1467, 1528, 1719, 1956, 2292, 2934, 3438, 3912, 4401, 4584, 5157, 5868, 6876, 8802, 10314, 11736, 13203, 13752, 15471, 17604, 20628, 26406, 30942, 31133, 35208, 41256, 52812, 61884, 62266, 93399, 105624, 123768, 124532, 186798, 249064, 280197, 373596, 560394, 747192, 840591, 1120788, 1681182, 2241576, 2521773, 3362364, 5043546, 6724728, 10087092, 20174184]

約数ペア:

[(1, 20174184), (2, 10087092), (3, 6724728), (4, 5043546), (6, 3362364), (8, 2521773), (9, 2241576), (12, 1681182), (18, 1120788), (24, 840591), (27, 747192), (36, 560394), (54, 373596), (72, 280197), (81, 249064), (108, 186798), (162, 124532), (163, 123768), (191, 105624), (216, 93399), (324, 62266), (326, 61884), (382, 52812), (489, 41256), (573, 35208), (648, 31133), (652, 30942), (764, 26406), (978, 20628), (1146, 17604), (1304, 15471), (1467, 13752), (1528, 13203), (1719, 11736), (1956, 10314), (2292, 8802), (2934, 6876), (3438, 5868), (3912, 5157), (4401, 4584)]