18443320904

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{353}}^1\times {\mathrm{389}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 35321270400

約数和(自身を除く): 16877949496

約数列:

[1, 2, 4, 8, 103, 163, 206, 326, 353, 389, 412, 652, 706, 778, 824, 1304, 1412, 1556, 2824, 3112, 16789, 33578, 36359, 40067, 57539, 63407, 67156, 72718, 80134, 115078, 126814, 134312, 137317, 145436, 160268, 230156, 253628, 274634, 290872, 320536, 460312, 507256, 549268, 1098536, 5926517, 6530921, 11853034, 13061842, 14143651, 22382671, 23706068, 26123684, 28287302, 44765342, 47412136, 52247368, 56574604, 89530684, 113149208, 179061368, 2305415113, 4610830226, 9221660452, 18443320904]

約数ペア:

[(1, 18443320904), (2, 9221660452), (4, 4610830226), (8, 2305415113), (103, 179061368), (163, 113149208), (206, 89530684), (326, 56574604), (353, 52247368), (389, 47412136), (412, 44765342), (652, 28287302), (706, 26123684), (778, 23706068), (824, 22382671), (1304, 14143651), (1412, 13061842), (1556, 11853034), (2824, 6530921), (3112, 5926517), (16789, 1098536), (33578, 549268), (36359, 507256), (40067, 460312), (57539, 320536), (63407, 290872), (67156, 274634), (72718, 253628), (80134, 230156), (115078, 160268), (126814, 145436), (134312, 137317)]