17884768

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 72

約数和(自身を含む): 40219200

約数和(自身を除く): 22334432

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 121, 124, 149, 176, 242, 248, 298, 341, 352, 484, 496, 596, 682, 968, 992, 1192, 1364, 1639, 1936, 2384, 2728, 3278, 3751, 3872, 4619, 4768, 5456, 6556, 7502, 9238, 10912, 13112, 15004, 18029, 18476, 26224, 30008, 36058, 36952, 50809, 52448, 60016, 72116, 73904, 101618, 120032, 144232, 147808, 203236, 288464, 406472, 558899, 576928, 812944, 1117798, 1625888, 2235596, 4471192, 8942384, 17884768]

約数ペア:

[(1, 17884768), (2, 8942384), (4, 4471192), (8, 2235596), (11, 1625888), (16, 1117798), (22, 812944), (31, 576928), (32, 558899), (44, 406472), (62, 288464), (88, 203236), (121, 147808), (124, 144232), (149, 120032), (176, 101618), (242, 73904), (248, 72116), (298, 60016), (341, 52448), (352, 50809), (484, 36952), (496, 36058), (596, 30008), (682, 26224), (968, 18476), (992, 18029), (1192, 15004), (1364, 13112), (1639, 10912), (1936, 9238), (2384, 7502), (2728, 6556), (3278, 5456), (3751, 4768), (3872, 4619)]