19186170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 28713990

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 107, 129, 139, 214, 215, 258, 278, 321, 417, 430, 535, 642, 645, 695, 834, 1070, 1290, 1390, 1605, 2085, 3210, 4170, 4601, 5977, 9202, 11954, 13803, 14873, 17931, 23005, 27606, 29746, 29885, 35862, 44619, 46010, 59770, 69015, 74365, 89238, 89655, 138030, 148730, 179310, 223095, 446190, 639539, 1279078, 1918617, 3197695, 3837234, 6395390, 9593085, 19186170]

約数ペア:

[(1, 19186170), (2, 9593085), (3, 6395390), (5, 3837234), (6, 3197695), (10, 1918617), (15, 1279078), (30, 639539), (43, 446190), (86, 223095), (107, 179310), (129, 148730), (139, 138030), (214, 89655), (215, 89238), (258, 74365), (278, 69015), (321, 59770), (417, 46010), (430, 44619), (535, 35862), (642, 29885), (645, 29746), (695, 27606), (834, 23005), (1070, 17931), (1290, 14873), (1390, 13803), (1605, 11954), (2085, 9202), (3210, 5977), (4170, 4601)]