20163256568

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{22871}}^1$

素因数の和:23077

約数の個数: 96

約数和(自身を含む): 47637344160

約数和(自身を除く): 27474087592

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 173, 182, 196, 346, 364, 392, 637, 692, 728, 1211, 1274, 1384, 2249, 2422, 2548, 4498, 4844, 5096, 8477, 8996, 9688, 15743, 16954, 17992, 22871, 31486, 33908, 45742, 62972, 67816, 91484, 110201, 125944, 160097, 182968, 220402, 297323, 320194, 440804, 594646, 640388, 881608, 1120679, 1189292, 1280776, 2081261, 2241358, 2378584, 3956683, 4162522, 4482716, 7913366, 8325044, 8965432, 14568827, 15826732, 16650088, 27696781, 29137654, 31653464, 51436879, 55393562, 58275308, 102873758, 110787124, 116550616, 193877467, 205747516, 221574248, 360058153, 387754934, 411495032, 720116306, 775509868, 1440232612, 1551019736, 2520407071, 2880465224, 5040814142, 10081628284, 20163256568]

約数ペア:

[(1, 20163256568), (2, 10081628284), (4, 5040814142), (7, 2880465224), (8, 2520407071), (13, 1551019736), (14, 1440232612), (26, 775509868), (28, 720116306), (49, 411495032), (52, 387754934), (56, 360058153), (91, 221574248), (98, 205747516), (104, 193877467), (173, 116550616), (182, 110787124), (196, 102873758), (346, 58275308), (364, 55393562), (392, 51436879), (637, 31653464), (692, 29137654), (728, 27696781), (1211, 16650088), (1274, 15826732), (1384, 14568827), (2249, 8965432), (2422, 8325044), (2548, 7913366), (4498, 4482716), (4844, 4162522), (5096, 3956683), (8477, 2378584), (8996, 2241358), (9688, 2081261), (15743, 1280776), (16954, 1189292), (17992, 1120679), (22871, 881608), (31486, 640388), (33908, 594646), (45742, 440804), (62972, 320194), (67816, 297323), (91484, 220402), (110201, 182968), (125944, 160097)]