16181676

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:583

約数の個数: 72

約数和(自身を含む): 47159840

約数和(自身を除く): 30978164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 409, 471, 628, 818, 942, 1099, 1227, 1413, 1636, 1884, 2198, 2454, 2826, 2863, 3297, 3681, 4396, 4908, 5652, 5726, 6594, 7362, 8589, 9891, 11452, 13188, 14724, 17178, 19782, 25767, 34356, 39564, 51534, 64213, 103068, 128426, 192639, 256852, 385278, 449491, 577917, 770556, 898982, 1155834, 1348473, 1797964, 2311668, 2696946, 4045419, 5393892, 8090838, 16181676]

約数ペア:

[(1, 16181676), (2, 8090838), (3, 5393892), (4, 4045419), (6, 2696946), (7, 2311668), (9, 1797964), (12, 1348473), (14, 1155834), (18, 898982), (21, 770556), (28, 577917), (36, 449491), (42, 385278), (63, 256852), (84, 192639), (126, 128426), (157, 103068), (252, 64213), (314, 51534), (409, 39564), (471, 34356), (628, 25767), (818, 19782), (942, 17178), (1099, 14724), (1227, 13188), (1413, 11452), (1636, 9891), (1884, 8589), (2198, 7362), (2454, 6594), (2826, 5726), (2863, 5652), (3297, 4908), (3681, 4396)]