1997888

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 56

約数和(自身を含む): 4389120

約数和(自身を除く): 2391232

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 53, 62, 64, 76, 106, 124, 152, 212, 248, 304, 424, 496, 589, 608, 848, 992, 1007, 1178, 1216, 1643, 1696, 1984, 2014, 2356, 3286, 3392, 4028, 4712, 6572, 8056, 9424, 13144, 16112, 18848, 26288, 31217, 32224, 37696, 52576, 62434, 64448, 105152, 124868, 249736, 499472, 998944, 1997888]

約数ペア:

[(1, 1997888), (2, 998944), (4, 499472), (8, 249736), (16, 124868), (19, 105152), (31, 64448), (32, 62434), (38, 52576), (53, 37696), (62, 32224), (64, 31217), (76, 26288), (106, 18848), (124, 16112), (152, 13144), (212, 9424), (248, 8056), (304, 6572), (424, 4712), (496, 4028), (589, 3392), (608, 3286), (848, 2356), (992, 2014), (1007, 1984), (1178, 1696), (1216, 1643)]