18182996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 36945216

約数和(自身を除く): 18762220

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 67, 68, 134, 221, 268, 307, 442, 614, 871, 884, 1139, 1228, 1742, 2278, 3484, 3991, 4556, 5219, 7982, 10438, 14807, 15964, 20569, 20876, 29614, 41138, 59228, 67847, 82276, 135694, 267397, 271388, 349673, 534794, 699346, 1069588, 1398692, 4545749, 9091498, 18182996]

約数ペア:

[(1, 18182996), (2, 9091498), (4, 4545749), (13, 1398692), (17, 1069588), (26, 699346), (34, 534794), (52, 349673), (67, 271388), (68, 267397), (134, 135694), (221, 82276), (268, 67847), (307, 59228), (442, 41138), (614, 29614), (871, 20876), (884, 20569), (1139, 15964), (1228, 14807), (1742, 10438), (2278, 7982), (3484, 5219), (3991, 4556)]