19942260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:753

約数の個数: 96

約数和(自身を含む): 61848192

約数和(自身を除く): 41905932

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, 691, 740, 780, 962, 1110, 1382, 1443, 1924, 2073, 2220, 2405, 2764, 2886, 3455, 4146, 4810, 5772, 6910, 7215, 8292, 8983, 9620, 10365, 13820, 14430, 17966, 20730, 25567, 26949, 28860, 35932, 41460, 44915, 51134, 53898, 76701, 89830, 102268, 107796, 127835, 134745, 153402, 179660, 255670, 269490, 306804, 332371, 383505, 511340, 538980, 664742, 767010, 997113, 1329484, 1534020, 1661855, 1994226, 3323710, 3988452, 4985565, 6647420, 9971130, 19942260]

約数ペア:

[(1, 19942260), (2, 9971130), (3, 6647420), (4, 4985565), (5, 3988452), (6, 3323710), (10, 1994226), (12, 1661855), (13, 1534020), (15, 1329484), (20, 997113), (26, 767010), (30, 664742), (37, 538980), (39, 511340), (52, 383505), (60, 332371), (65, 306804), (74, 269490), (78, 255670), (111, 179660), (130, 153402), (148, 134745), (156, 127835), (185, 107796), (195, 102268), (222, 89830), (260, 76701), (370, 53898), (390, 51134), (444, 44915), (481, 41460), (555, 35932), (691, 28860), (740, 26949), (780, 25567), (962, 20730), (1110, 17966), (1382, 14430), (1443, 13820), (1924, 10365), (2073, 9620), (2220, 8983), (2405, 8292), (2764, 7215), (2886, 6910), (3455, 5772), (4146, 4810)]