19025072

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:378

約数の個数: 60

約数和(自身を含む): 41955648

約数和(自身を除く): 22930576

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 121, 124, 176, 242, 248, 317, 341, 484, 496, 634, 682, 968, 1268, 1364, 1936, 2536, 2728, 3487, 3751, 5072, 5456, 6974, 7502, 9827, 13948, 15004, 19654, 27896, 30008, 38357, 39308, 55792, 60016, 76714, 78616, 108097, 153428, 157232, 216194, 306856, 432388, 613712, 864776, 1189067, 1729552, 2378134, 4756268, 9512536, 19025072]

約数ペア:

[(1, 19025072), (2, 9512536), (4, 4756268), (8, 2378134), (11, 1729552), (16, 1189067), (22, 864776), (31, 613712), (44, 432388), (62, 306856), (88, 216194), (121, 157232), (124, 153428), (176, 108097), (242, 78616), (248, 76714), (317, 60016), (341, 55792), (484, 39308), (496, 38357), (634, 30008), (682, 27896), (968, 19654), (1268, 15004), (1364, 13948), (1936, 9827), (2536, 7502), (2728, 6974), (3487, 5456), (3751, 5072)]