1994053888

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{857}}^1$

素因数の和:1083

約数の個数: 72

約数和(自身を含む): 4077473400

約数和(自身を除く): 2083419512

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 149, 244, 256, 298, 488, 596, 857, 976, 1192, 1714, 1952, 2384, 3428, 3904, 4768, 6856, 7808, 9089, 9536, 13712, 15616, 18178, 19072, 27424, 36356, 38144, 52277, 54848, 72712, 104554, 109696, 127693, 145424, 209108, 219392, 255386, 290848, 418216, 510772, 581696, 836432, 1021544, 1163392, 1672864, 2043088, 2326784, 3345728, 4086176, 6691456, 7789273, 8172352, 13382912, 15578546, 16344704, 31157092, 32689408, 62314184, 124628368, 249256736, 498513472, 997026944, 1994053888]

約数ペア:

[(1, 1994053888), (2, 997026944), (4, 498513472), (8, 249256736), (16, 124628368), (32, 62314184), (61, 32689408), (64, 31157092), (122, 16344704), (128, 15578546), (149, 13382912), (244, 8172352), (256, 7789273), (298, 6691456), (488, 4086176), (596, 3345728), (857, 2326784), (976, 2043088), (1192, 1672864), (1714, 1163392), (1952, 1021544), (2384, 836432), (3428, 581696), (3904, 510772), (4768, 418216), (6856, 290848), (7808, 255386), (9089, 219392), (9536, 209108), (13712, 145424), (15616, 127693), (18178, 109696), (19072, 104554), (27424, 72712), (36356, 54848), (38144, 52277)]