19819728

素因数分解:

$2^4\times 3^4\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:434

約数の個数: 100

約数和(自身を含む): 58920708

約数和(自身を除く): 39100980

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 41, 48, 54, 72, 81, 82, 108, 123, 144, 162, 164, 216, 246, 324, 328, 369, 373, 432, 492, 648, 656, 738, 746, 984, 1107, 1119, 1296, 1476, 1492, 1968, 2214, 2238, 2952, 2984, 3321, 3357, 4428, 4476, 5904, 5968, 6642, 6714, 8856, 8952, 10071, 13284, 13428, 15293, 17712, 17904, 20142, 26568, 26856, 30213, 30586, 40284, 45879, 53136, 53712, 60426, 61172, 80568, 91758, 120852, 122344, 137637, 161136, 183516, 241704, 244688, 275274, 367032, 412911, 483408, 550548, 734064, 825822, 1101096, 1238733, 1651644, 2202192, 2477466, 3303288, 4954932, 6606576, 9909864, 19819728]

約数ペア:

[(1, 19819728), (2, 9909864), (3, 6606576), (4, 4954932), (6, 3303288), (8, 2477466), (9, 2202192), (12, 1651644), (16, 1238733), (18, 1101096), (24, 825822), (27, 734064), (36, 550548), (41, 483408), (48, 412911), (54, 367032), (72, 275274), (81, 244688), (82, 241704), (108, 183516), (123, 161136), (144, 137637), (162, 122344), (164, 120852), (216, 91758), (246, 80568), (324, 61172), (328, 60426), (369, 53712), (373, 53136), (432, 45879), (492, 40284), (648, 30586), (656, 30213), (738, 26856), (746, 26568), (984, 20142), (1107, 17904), (1119, 17712), (1296, 15293), (1476, 13428), (1492, 13284), (1968, 10071), (2214, 8952), (2238, 8856), (2952, 6714), (2984, 6642), (3321, 5968), (3357, 5904), (4428, 4476)]