2008155904

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2281}}^1$

素因数の和:2497

約数の個数: 72

約数和(自身を含む): 4244611280

約数和(自身を除く): 2236455376

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 181, 256, 304, 362, 608, 724, 1216, 1448, 2281, 2432, 2896, 3439, 4562, 4864, 5792, 6878, 9124, 11584, 13756, 18248, 23168, 27512, 36496, 43339, 46336, 55024, 72992, 86678, 110048, 145984, 173356, 220096, 291968, 346712, 412861, 440192, 583936, 693424, 825722, 880384, 1386848, 1651444, 2773696, 3302888, 5547392, 6605776, 7844359, 11094784, 13211552, 15688718, 26423104, 31377436, 52846208, 62754872, 105692416, 125509744, 251019488, 502038976, 1004077952, 2008155904]

約数ペア:

[(1, 2008155904), (2, 1004077952), (4, 502038976), (8, 251019488), (16, 125509744), (19, 105692416), (32, 62754872), (38, 52846208), (64, 31377436), (76, 26423104), (128, 15688718), (152, 13211552), (181, 11094784), (256, 7844359), (304, 6605776), (362, 5547392), (608, 3302888), (724, 2773696), (1216, 1651444), (1448, 1386848), (2281, 880384), (2432, 825722), (2896, 693424), (3439, 583936), (4562, 440192), (4864, 412861), (5792, 346712), (6878, 291968), (9124, 220096), (11584, 173356), (13756, 145984), (18248, 110048), (23168, 86678), (27512, 72992), (36496, 55024), (43339, 46336)]