19685736

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 61588800

約数和(自身を除く): 41903064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 139, 168, 252, 278, 281, 417, 504, 556, 562, 834, 843, 973, 1112, 1124, 1251, 1668, 1686, 1946, 1967, 2248, 2502, 2529, 2919, 3336, 3372, 3892, 3934, 5004, 5058, 5838, 5901, 6744, 7784, 7868, 8757, 10008, 10116, 11676, 11802, 15736, 17514, 17703, 20232, 23352, 23604, 35028, 35406, 39059, 47208, 70056, 70812, 78118, 117177, 141624, 156236, 234354, 273413, 312472, 351531, 468708, 546826, 703062, 820239, 937416, 1093652, 1406124, 1640478, 2187304, 2460717, 2812248, 3280956, 4921434, 6561912, 9842868, 19685736]

約数ペア:

[(1, 19685736), (2, 9842868), (3, 6561912), (4, 4921434), (6, 3280956), (7, 2812248), (8, 2460717), (9, 2187304), (12, 1640478), (14, 1406124), (18, 1093652), (21, 937416), (24, 820239), (28, 703062), (36, 546826), (42, 468708), (56, 351531), (63, 312472), (72, 273413), (84, 234354), (126, 156236), (139, 141624), (168, 117177), (252, 78118), (278, 70812), (281, 70056), (417, 47208), (504, 39059), (556, 35406), (562, 35028), (834, 23604), (843, 23352), (973, 20232), (1112, 17703), (1124, 17514), (1251, 15736), (1668, 11802), (1686, 11676), (1946, 10116), (1967, 10008), (2248, 8757), (2502, 7868), (2529, 7784), (2919, 6744), (3336, 5901), (3372, 5838), (3892, 5058), (3934, 5004)]