18393376

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 38453184

約数和(自身を除く): 20059808

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 67, 92, 134, 184, 268, 368, 373, 536, 736, 746, 1072, 1492, 1541, 2144, 2984, 3082, 5968, 6164, 8579, 11936, 12328, 17158, 24656, 24991, 34316, 49312, 49982, 68632, 99964, 137264, 199928, 274528, 399856, 574793, 799712, 1149586, 2299172, 4598344, 9196688, 18393376]

約数ペア:

[(1, 18393376), (2, 9196688), (4, 4598344), (8, 2299172), (16, 1149586), (23, 799712), (32, 574793), (46, 399856), (67, 274528), (92, 199928), (134, 137264), (184, 99964), (268, 68632), (368, 49982), (373, 49312), (536, 34316), (736, 24991), (746, 24656), (1072, 17158), (1492, 12328), (1541, 11936), (2144, 8579), (2984, 6164), (3082, 5968)]