18006224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{971}}^1$

素因数の和:1059

約数の個数: 40

約数和(自身を含む): 37363680

約数和(自身を除く): 19357456

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 971, 976, 1159, 1942, 2318, 3884, 4636, 7768, 9272, 15536, 18449, 18544, 36898, 59231, 73796, 118462, 147592, 236924, 295184, 473848, 947696, 1125389, 2250778, 4501556, 9003112, 18006224]

約数ペア:

[(1, 18006224), (2, 9003112), (4, 4501556), (8, 2250778), (16, 1125389), (19, 947696), (38, 473848), (61, 295184), (76, 236924), (122, 147592), (152, 118462), (244, 73796), (304, 59231), (488, 36898), (971, 18544), (976, 18449), (1159, 15536), (1942, 9272), (2318, 7768), (3884, 4636)]