19800648

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2311}}^1$

素因数の和:2347

約数の個数: 96

約数和(自身を含む): 64920960

約数和(自身を除く): 45120312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 51, 56, 63, 68, 72, 84, 102, 119, 126, 136, 153, 168, 204, 238, 252, 306, 357, 408, 476, 504, 612, 714, 952, 1071, 1224, 1428, 2142, 2311, 2856, 4284, 4622, 6933, 8568, 9244, 13866, 16177, 18488, 20799, 27732, 32354, 39287, 41598, 48531, 55464, 64708, 78574, 83196, 97062, 117861, 129416, 145593, 157148, 166392, 194124, 235722, 275009, 291186, 314296, 353583, 388248, 471444, 550018, 582372, 707166, 825027, 942888, 1100036, 1164744, 1414332, 1650054, 2200072, 2475081, 2828664, 3300108, 4950162, 6600216, 9900324, 19800648]

約数ペア:

[(1, 19800648), (2, 9900324), (3, 6600216), (4, 4950162), (6, 3300108), (7, 2828664), (8, 2475081), (9, 2200072), (12, 1650054), (14, 1414332), (17, 1164744), (18, 1100036), (21, 942888), (24, 825027), (28, 707166), (34, 582372), (36, 550018), (42, 471444), (51, 388248), (56, 353583), (63, 314296), (68, 291186), (72, 275009), (84, 235722), (102, 194124), (119, 166392), (126, 157148), (136, 145593), (153, 129416), (168, 117861), (204, 97062), (238, 83196), (252, 78574), (306, 64708), (357, 55464), (408, 48531), (476, 41598), (504, 39287), (612, 32354), (714, 27732), (952, 20799), (1071, 18488), (1224, 16177), (1428, 13866), (2142, 9244), (2311, 8568), (2856, 6933), (4284, 4622)]