20883459968

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1226707}}^1$

素因数の和:1226747

約数の個数: 64

約数和(自身を含む): 50049686400

約数和(自身を除く): 29166226432

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1216, 2128, 2432, 4256, 8512, 17024, 1226707, 2453414, 4906828, 8586949, 9813656, 17173898, 19627312, 23307433, 34347796, 39254624, 46614866, 68695592, 78509248, 93229732, 137391184, 157018496, 163152031, 186459464, 274782368, 326304062, 372918928, 549564736, 652608124, 745837856, 1099129472, 1305216248, 1491675712, 2610432496, 2983351424, 5220864992, 10441729984, 20883459968]

約数ペア:

[(1, 20883459968), (2, 10441729984), (4, 5220864992), (7, 2983351424), (8, 2610432496), (14, 1491675712), (16, 1305216248), (19, 1099129472), (28, 745837856), (32, 652608124), (38, 549564736), (56, 372918928), (64, 326304062), (76, 274782368), (112, 186459464), (128, 163152031), (133, 157018496), (152, 137391184), (224, 93229732), (266, 78509248), (304, 68695592), (448, 46614866), (532, 39254624), (608, 34347796), (896, 23307433), (1064, 19627312), (1216, 17173898), (2128, 9813656), (2432, 8586949), (4256, 4906828), (8512, 2453414), (17024, 1226707)]