206820016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{887}}^1$

素因数の和:986

約数の個数: 80

約数和(自身を含む): 462470400

約数和(自身を除く): 255650384

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 59, 76, 104, 118, 152, 208, 236, 247, 304, 472, 494, 767, 887, 944, 988, 1121, 1534, 1774, 1976, 2242, 3068, 3548, 3952, 4484, 6136, 7096, 8968, 11531, 12272, 14192, 14573, 16853, 17936, 23062, 29146, 33706, 46124, 52333, 58292, 67412, 92248, 104666, 116584, 134824, 184496, 209332, 219089, 233168, 269648, 418664, 438178, 680329, 837328, 876356, 994327, 1360658, 1752712, 1988654, 2721316, 3505424, 3977308, 5442632, 7954616, 10885264, 12926251, 15909232, 25852502, 51705004, 103410008, 206820016]

約数ペア:

[(1, 206820016), (2, 103410008), (4, 51705004), (8, 25852502), (13, 15909232), (16, 12926251), (19, 10885264), (26, 7954616), (38, 5442632), (52, 3977308), (59, 3505424), (76, 2721316), (104, 1988654), (118, 1752712), (152, 1360658), (208, 994327), (236, 876356), (247, 837328), (304, 680329), (472, 438178), (494, 418664), (767, 269648), (887, 233168), (944, 219089), (988, 209332), (1121, 184496), (1534, 134824), (1774, 116584), (1976, 104666), (2242, 92248), (3068, 67412), (3548, 58292), (3952, 52333), (4484, 46124), (6136, 33706), (7096, 29146), (8968, 23062), (11531, 17936), (12272, 16853), (14192, 14573)]