189431824

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20101}}^1$

素因数の和:20159

約数の個数: 40

約数和(自身を含む): 398823680

約数和(自身を除く): 209391856

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 20101, 40202, 80404, 160808, 321616, 381919, 623131, 763838, 1246262, 1527676, 2492524, 3055352, 4985048, 6110704, 9970096, 11839489, 23678978, 47357956, 94715912, 189431824]

約数ペア:

[(1, 189431824), (2, 94715912), (4, 47357956), (8, 23678978), (16, 11839489), (19, 9970096), (31, 6110704), (38, 4985048), (62, 3055352), (76, 2492524), (124, 1527676), (152, 1246262), (248, 763838), (304, 623131), (496, 381919), (589, 321616), (1178, 160808), (2356, 80404), (4712, 40202), (9424, 20101)]