19623933

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 34909056

約数和(自身を除く): 15285123

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 73, 119, 153, 219, 251, 357, 511, 657, 753, 1071, 1241, 1533, 1757, 2259, 3723, 4267, 4599, 5271, 8687, 11169, 12801, 15813, 18323, 26061, 29869, 38403, 54969, 78183, 89607, 128261, 164907, 268821, 311491, 384783, 934473, 1154349, 2180437, 2803419, 6541311, 19623933]

約数ペア:

[(1, 19623933), (3, 6541311), (7, 2803419), (9, 2180437), (17, 1154349), (21, 934473), (51, 384783), (63, 311491), (73, 268821), (119, 164907), (153, 128261), (219, 89607), (251, 78183), (357, 54969), (511, 38403), (657, 29869), (753, 26061), (1071, 18323), (1241, 15813), (1533, 12801), (1757, 11169), (2259, 8687), (3723, 5271), (4267, 4599)]