19323380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 43095360

約数和(自身を除く): 23771980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 211, 241, 380, 422, 482, 844, 964, 1055, 1205, 2110, 2410, 4009, 4220, 4579, 4820, 8018, 9158, 16036, 18316, 20045, 22895, 40090, 45790, 50851, 80180, 91580, 101702, 203404, 254255, 508510, 966169, 1017020, 1932338, 3864676, 4830845, 9661690, 19323380]

約数ペア:

[(1, 19323380), (2, 9661690), (4, 4830845), (5, 3864676), (10, 1932338), (19, 1017020), (20, 966169), (38, 508510), (76, 254255), (95, 203404), (190, 101702), (211, 91580), (241, 80180), (380, 50851), (422, 45790), (482, 40090), (844, 22895), (964, 20045), (1055, 18316), (1205, 16036), (2110, 9158), (2410, 8018), (4009, 4820), (4220, 4579)]