19350968

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1444

約数の個数: 64

約数和(自身を含む): 47040000

約数和(自身を除く): 27689032

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1399, 1729, 1976, 2798, 3458, 5596, 6916, 9793, 11192, 13832, 18187, 19586, 26581, 36374, 39172, 53162, 72748, 78344, 106324, 127309, 145496, 186067, 212648, 254618, 345553, 372134, 509236, 691106, 744268, 1018472, 1382212, 1488536, 2418871, 2764424, 4837742, 9675484, 19350968]

約数ペア:

[(1, 19350968), (2, 9675484), (4, 4837742), (7, 2764424), (8, 2418871), (13, 1488536), (14, 1382212), (19, 1018472), (26, 744268), (28, 691106), (38, 509236), (52, 372134), (56, 345553), (76, 254618), (91, 212648), (104, 186067), (133, 145496), (152, 127309), (182, 106324), (247, 78344), (266, 72748), (364, 53162), (494, 39172), (532, 36374), (728, 26581), (988, 19586), (1064, 18187), (1399, 13832), (1729, 11192), (1976, 9793), (2798, 6916), (3458, 5596)]