19995761808

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{177797}}^1$

素因数の和:177893

約数の個数: 120

約数和(自身を含む): 61907841216

約数和(自身を除く): 41912079408

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 71, 72, 88, 99, 132, 142, 144, 176, 198, 213, 264, 284, 396, 426, 528, 568, 639, 781, 792, 852, 1136, 1278, 1562, 1584, 1704, 2343, 2556, 3124, 3408, 4686, 5112, 6248, 7029, 9372, 10224, 12496, 14058, 18744, 28116, 37488, 56232, 112464, 177797, 355594, 533391, 711188, 1066782, 1422376, 1600173, 1955767, 2133564, 2844752, 3200346, 3911534, 4267128, 5867301, 6400692, 7823068, 8534256, 11734602, 12623587, 12801384, 15646136, 17601903, 23469204, 25247174, 25602768, 31292272, 35203806, 37870761, 46938408, 50494348, 70407612, 75741522, 93876816, 100988696, 113612283, 138859457, 140815224, 151483044, 201977392, 227224566, 277718914, 281630448, 302966088, 416578371, 454449132, 555437828, 605932176, 833156742, 908898264, 1110875656, 1249735113, 1666313484, 1817796528, 2221751312, 2499470226, 3332626968, 4998940452, 6665253936, 9997880904, 19995761808]

約数ペア:

[(1, 19995761808), (2, 9997880904), (3, 6665253936), (4, 4998940452), (6, 3332626968), (8, 2499470226), (9, 2221751312), (11, 1817796528), (12, 1666313484), (16, 1249735113), (18, 1110875656), (22, 908898264), (24, 833156742), (33, 605932176), (36, 555437828), (44, 454449132), (48, 416578371), (66, 302966088), (71, 281630448), (72, 277718914), (88, 227224566), (99, 201977392), (132, 151483044), (142, 140815224), (144, 138859457), (176, 113612283), (198, 100988696), (213, 93876816), (264, 75741522), (284, 70407612), (396, 50494348), (426, 46938408), (528, 37870761), (568, 35203806), (639, 31292272), (781, 25602768), (792, 25247174), (852, 23469204), (1136, 17601903), (1278, 15646136), (1562, 12801384), (1584, 12623587), (1704, 11734602), (2343, 8534256), (2556, 7823068), (3124, 6400692), (3408, 5867301), (4686, 4267128), (5112, 3911534), (6248, 3200346), (7029, 2844752), (9372, 2133564), (10224, 1955767), (12496, 1600173), (14058, 1422376), (18744, 1066782), (28116, 711188), (37488, 533391), (56232, 355594), (112464, 177797)]