19374510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 49724928

約数和(自身を除く): 30350418

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 43, 46, 69, 86, 115, 129, 138, 215, 230, 258, 345, 430, 645, 653, 690, 989, 1290, 1306, 1959, 1978, 2967, 3265, 3918, 4945, 5934, 6530, 9795, 9890, 14835, 15019, 19590, 28079, 29670, 30038, 45057, 56158, 75095, 84237, 90114, 140395, 150190, 168474, 225285, 280790, 421185, 450570, 645817, 842370, 1291634, 1937451, 3229085, 3874902, 6458170, 9687255, 19374510]

約数ペア:

[(1, 19374510), (2, 9687255), (3, 6458170), (5, 3874902), (6, 3229085), (10, 1937451), (15, 1291634), (23, 842370), (30, 645817), (43, 450570), (46, 421185), (69, 280790), (86, 225285), (115, 168474), (129, 150190), (138, 140395), (215, 90114), (230, 84237), (258, 75095), (345, 56158), (430, 45057), (645, 30038), (653, 29670), (690, 28079), (989, 19590), (1290, 15019), (1306, 14835), (1959, 9890), (1978, 9795), (2967, 6530), (3265, 5934), (3918, 4945)]