19658464

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 48384000

約数和(自身を除く): 28725536

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 76, 112, 124, 133, 149, 152, 217, 224, 248, 266, 298, 304, 434, 496, 532, 589, 596, 608, 868, 992, 1043, 1064, 1178, 1192, 1736, 2086, 2128, 2356, 2384, 2831, 3472, 4123, 4172, 4256, 4619, 4712, 4768, 5662, 6944, 8246, 8344, 9238, 9424, 11324, 16492, 16688, 18476, 18848, 19817, 22648, 32333, 32984, 33376, 36952, 39634, 45296, 64666, 65968, 73904, 79268, 87761, 90592, 129332, 131936, 147808, 158536, 175522, 258664, 317072, 351044, 517328, 614327, 634144, 702088, 1034656, 1228654, 1404176, 2457308, 2808352, 4914616, 9829232, 19658464]

約数ペア:

[(1, 19658464), (2, 9829232), (4, 4914616), (7, 2808352), (8, 2457308), (14, 1404176), (16, 1228654), (19, 1034656), (28, 702088), (31, 634144), (32, 614327), (38, 517328), (56, 351044), (62, 317072), (76, 258664), (112, 175522), (124, 158536), (133, 147808), (149, 131936), (152, 129332), (217, 90592), (224, 87761), (248, 79268), (266, 73904), (298, 65968), (304, 64666), (434, 45296), (496, 39634), (532, 36952), (589, 33376), (596, 32984), (608, 32333), (868, 22648), (992, 19817), (1043, 18848), (1064, 18476), (1178, 16688), (1192, 16492), (1736, 11324), (2086, 9424), (2128, 9238), (2356, 8344), (2384, 8246), (2831, 6944), (3472, 5662), (4123, 4768), (4172, 4712), (4256, 4619)]