20454162

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 45650304

約数和(自身を除く): 25196142

約数列:

[1, 2, 3, 6, 17, 34, 41, 51, 67, 73, 82, 102, 123, 134, 146, 201, 219, 246, 402, 438, 697, 1139, 1241, 1394, 2091, 2278, 2482, 2747, 2993, 3417, 3723, 4182, 4891, 5494, 5986, 6834, 7446, 8241, 8979, 9782, 14673, 16482, 17958, 29346, 46699, 50881, 83147, 93398, 101762, 140097, 152643, 166294, 200531, 249441, 280194, 305286, 401062, 498882, 601593, 1203186, 3409027, 6818054, 10227081, 20454162]

約数ペア:

[(1, 20454162), (2, 10227081), (3, 6818054), (6, 3409027), (17, 1203186), (34, 601593), (41, 498882), (51, 401062), (67, 305286), (73, 280194), (82, 249441), (102, 200531), (123, 166294), (134, 152643), (146, 140097), (201, 101762), (219, 93398), (246, 83147), (402, 50881), (438, 46699), (697, 29346), (1139, 17958), (1241, 16482), (1394, 14673), (2091, 9782), (2278, 8979), (2482, 8241), (2747, 7446), (2993, 6834), (3417, 5986), (3723, 5494), (4182, 4891)]