1918166270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{1307}}^1$

素因数の和:1517

約数の個数: 64

約数和(自身を含む): 3737845440

約数和(自身を除く): 1819679170

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 97, 170, 178, 194, 445, 485, 890, 970, 1307, 1513, 1649, 2614, 3026, 3298, 6535, 7565, 8245, 8633, 13070, 15130, 16490, 17266, 22219, 43165, 44438, 86330, 111095, 116323, 126779, 146761, 222190, 232646, 253558, 293522, 581615, 633895, 733805, 1163230, 1267790, 1467610, 1977491, 2155243, 3954982, 4310486, 9887455, 10776215, 11283331, 19774910, 21552430, 22566662, 56416655, 112833310, 191816627, 383633254, 959083135, 1918166270]

約数ペア:

[(1, 1918166270), (2, 959083135), (5, 383633254), (10, 191816627), (17, 112833310), (34, 56416655), (85, 22566662), (89, 21552430), (97, 19774910), (170, 11283331), (178, 10776215), (194, 9887455), (445, 4310486), (485, 3954982), (890, 2155243), (970, 1977491), (1307, 1467610), (1513, 1267790), (1649, 1163230), (2614, 733805), (3026, 633895), (3298, 581615), (6535, 293522), (7565, 253558), (8245, 232646), (8633, 222190), (13070, 146761), (15130, 126779), (16490, 116323), (17266, 111095), (22219, 86330), (43165, 44438)]