19361000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1059

約数の個数: 64

約数和(自身を含む): 47736000

約数和(自身を除く): 28375000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 760, 950, 1000, 1019, 1900, 2038, 2375, 3800, 4076, 4750, 5095, 8152, 9500, 10190, 19000, 19361, 20380, 25475, 38722, 40760, 50950, 77444, 96805, 101900, 127375, 154888, 193610, 203800, 254750, 387220, 484025, 509500, 774440, 968050, 1019000, 1936100, 2420125, 3872200, 4840250, 9680500, 19361000]

約数ペア:

[(1, 19361000), (2, 9680500), (4, 4840250), (5, 3872200), (8, 2420125), (10, 1936100), (19, 1019000), (20, 968050), (25, 774440), (38, 509500), (40, 484025), (50, 387220), (76, 254750), (95, 203800), (100, 193610), (125, 154888), (152, 127375), (190, 101900), (200, 96805), (250, 77444), (380, 50950), (475, 40760), (500, 38722), (760, 25475), (950, 20380), (1000, 19361), (1019, 19000), (1900, 10190), (2038, 9500), (2375, 8152), (3800, 5095), (4076, 4750)]