1907707568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{509}}^1$

素因数の和:1054

約数の個数: 80

約数和(自身を含む): 4104528960

約数和(自身を除く): 2196821392

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 487, 509, 592, 962, 974, 1018, 1924, 1948, 2036, 3848, 3896, 4072, 6331, 6617, 7696, 7792, 8144, 12662, 13234, 18019, 18833, 25324, 26468, 36038, 37666, 50648, 52936, 72076, 75332, 101296, 105872, 144152, 150664, 234247, 244829, 247883, 288304, 301328, 468494, 489658, 495766, 936988, 979316, 991532, 1873976, 1958632, 1983064, 3222479, 3747952, 3917264, 3966128, 6444958, 9171671, 12889916, 18343342, 25779832, 36686684, 51559664, 73373368, 119231723, 146746736, 238463446, 476926892, 953853784, 1907707568]

約数ペア:

[(1, 1907707568), (2, 953853784), (4, 476926892), (8, 238463446), (13, 146746736), (16, 119231723), (26, 73373368), (37, 51559664), (52, 36686684), (74, 25779832), (104, 18343342), (148, 12889916), (208, 9171671), (296, 6444958), (481, 3966128), (487, 3917264), (509, 3747952), (592, 3222479), (962, 1983064), (974, 1958632), (1018, 1873976), (1924, 991532), (1948, 979316), (2036, 936988), (3848, 495766), (3896, 489658), (4072, 468494), (6331, 301328), (6617, 288304), (7696, 247883), (7792, 244829), (8144, 234247), (12662, 150664), (13234, 144152), (18019, 105872), (18833, 101296), (25324, 75332), (26468, 72076), (36038, 52936), (37666, 50648)]