19538220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{677}}^1$

素因数の和:739

約数の個数: 96

約数和(自身を含む): 60596928

約数和(自身を除く): 41058708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 111, 130, 148, 156, 185, 195, 222, 260, 370, 390, 444, 481, 555, 677, 740, 780, 962, 1110, 1354, 1443, 1924, 2031, 2220, 2405, 2708, 2886, 3385, 4062, 4810, 5772, 6770, 7215, 8124, 8801, 9620, 10155, 13540, 14430, 17602, 20310, 25049, 26403, 28860, 35204, 40620, 44005, 50098, 52806, 75147, 88010, 100196, 105612, 125245, 132015, 150294, 176020, 250490, 264030, 300588, 325637, 375735, 500980, 528060, 651274, 751470, 976911, 1302548, 1502940, 1628185, 1953822, 3256370, 3907644, 4884555, 6512740, 9769110, 19538220]

約数ペア:

[(1, 19538220), (2, 9769110), (3, 6512740), (4, 4884555), (5, 3907644), (6, 3256370), (10, 1953822), (12, 1628185), (13, 1502940), (15, 1302548), (20, 976911), (26, 751470), (30, 651274), (37, 528060), (39, 500980), (52, 375735), (60, 325637), (65, 300588), (74, 264030), (78, 250490), (111, 176020), (130, 150294), (148, 132015), (156, 125245), (185, 105612), (195, 100196), (222, 88010), (260, 75147), (370, 52806), (390, 50098), (444, 44005), (481, 40620), (555, 35204), (677, 28860), (740, 26403), (780, 25049), (962, 20310), (1110, 17602), (1354, 14430), (1443, 13540), (1924, 10155), (2031, 9620), (2220, 8801), (2405, 8124), (2708, 7215), (2886, 6770), (3385, 5772), (4062, 4810)]