1921232378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^2$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 3252609024

約数和(自身を除く): 1331376646

約数列:

[1, 2, 13, 26, 31, 62, 127, 137, 254, 274, 403, 806, 1651, 1781, 3302, 3562, 3937, 4247, 7874, 8494, 17399, 18769, 34798, 37538, 51181, 55211, 102362, 110422, 226187, 243997, 452374, 487994, 539369, 581839, 1078738, 1163678, 2383663, 4767326, 7011797, 7563907, 14023594, 15127814, 30987619, 61975238, 73893553, 147787106, 960616189, 1921232378]

約数ペア:

[(1, 1921232378), (2, 960616189), (13, 147787106), (26, 73893553), (31, 61975238), (62, 30987619), (127, 15127814), (137, 14023594), (254, 7563907), (274, 7011797), (403, 4767326), (806, 2383663), (1651, 1163678), (1781, 1078738), (3302, 581839), (3562, 539369), (3937, 487994), (4247, 452374), (7874, 243997), (8494, 226187), (17399, 110422), (18769, 102362), (34798, 55211), (37538, 51181)]