20617094932

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{3761}}^1$

素因数の和:4001

約数の個数: 96

約数和(自身を含む): 43937752320

約数和(自身を除く): 23320657388

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 58, 86, 116, 157, 172, 203, 301, 314, 406, 602, 628, 812, 1099, 1204, 1247, 2198, 2494, 3761, 4396, 4553, 4988, 6751, 7522, 8729, 9106, 13502, 15044, 17458, 18212, 26327, 27004, 31871, 34916, 47257, 52654, 63742, 94514, 105308, 109069, 127484, 161723, 189028, 195779, 218138, 323446, 391558, 436276, 590477, 646892, 763483, 783116, 1132061, 1180954, 1370453, 1526966, 2264122, 2361908, 2740906, 3053932, 4133339, 4528244, 4689967, 5481812, 8266678, 9379934, 16533356, 17123833, 18759868, 25390511, 32829769, 34247666, 50781022, 65659538, 68495332, 101562044, 119866831, 131319076, 177733577, 239733662, 355467154, 479467324, 710934308, 736324819, 1472649638, 2945299276, 5154273733, 10308547466, 20617094932]

約数ペア:

[(1, 20617094932), (2, 10308547466), (4, 5154273733), (7, 2945299276), (14, 1472649638), (28, 736324819), (29, 710934308), (43, 479467324), (58, 355467154), (86, 239733662), (116, 177733577), (157, 131319076), (172, 119866831), (203, 101562044), (301, 68495332), (314, 65659538), (406, 50781022), (602, 34247666), (628, 32829769), (812, 25390511), (1099, 18759868), (1204, 17123833), (1247, 16533356), (2198, 9379934), (2494, 8266678), (3761, 5481812), (4396, 4689967), (4553, 4528244), (4988, 4133339), (6751, 3053932), (7522, 2740906), (8729, 2361908), (9106, 2264122), (13502, 1526966), (15044, 1370453), (17458, 1180954), (18212, 1132061), (26327, 783116), (27004, 763483), (31871, 646892), (34916, 590477), (47257, 436276), (52654, 391558), (63742, 323446), (94514, 218138), (105308, 195779), (109069, 189028), (127484, 161723)]