20122013072

素因数分解:

$2^4\times 7^2\times {\mathrm{53}}^2\times {\mathrm{9137}}^1$

素因数の和:9265

約数の個数: 90

約数和(自身を含む): 46228420098

約数和(自身を除く): 26106407026

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 53, 56, 98, 106, 112, 196, 212, 371, 392, 424, 742, 784, 848, 1484, 2597, 2809, 2968, 5194, 5618, 5936, 9137, 10388, 11236, 18274, 19663, 20776, 22472, 36548, 39326, 41552, 44944, 63959, 73096, 78652, 127918, 137641, 146192, 157304, 255836, 275282, 314608, 447713, 484261, 511672, 550564, 895426, 968522, 1023344, 1101128, 1790852, 1937044, 2202256, 3389827, 3581704, 3874088, 6779654, 7163408, 7748176, 13559308, 23728789, 25665833, 27118616, 47457578, 51331666, 54237232, 94915156, 102663332, 179660831, 189830312, 205326664, 359321662, 379660624, 410653328, 718643324, 1257625817, 1437286648, 2515251634, 2874573296, 5030503268, 10061006536, 20122013072]

約数ペア:

[(1, 20122013072), (2, 10061006536), (4, 5030503268), (7, 2874573296), (8, 2515251634), (14, 1437286648), (16, 1257625817), (28, 718643324), (49, 410653328), (53, 379660624), (56, 359321662), (98, 205326664), (106, 189830312), (112, 179660831), (196, 102663332), (212, 94915156), (371, 54237232), (392, 51331666), (424, 47457578), (742, 27118616), (784, 25665833), (848, 23728789), (1484, 13559308), (2597, 7748176), (2809, 7163408), (2968, 6779654), (5194, 3874088), (5618, 3581704), (5936, 3389827), (9137, 2202256), (10388, 1937044), (11236, 1790852), (18274, 1101128), (19663, 1023344), (20776, 968522), (22472, 895426), (36548, 550564), (39326, 511672), (41552, 484261), (44944, 447713), (63959, 314608), (73096, 275282), (78652, 255836), (127918, 157304), (137641, 146192)]