20197236416

素因数分解:

$2^6\times 7^1\times {\mathrm{823}}^1\times {\mathrm{54779}}^1$

素因数の和:55621

約数の個数: 56

約数和(自身を含む): 45860939520

約数和(自身を除く): 25663703104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 823, 1646, 3292, 5761, 6584, 11522, 13168, 23044, 26336, 46088, 52672, 54779, 92176, 109558, 184352, 219116, 368704, 383453, 438232, 766906, 876464, 1533812, 1752928, 3067624, 3505856, 6135248, 12270496, 24540992, 45083117, 90166234, 180332468, 315581819, 360664936, 631163638, 721329872, 1262327276, 1442659744, 2524654552, 2885319488, 5049309104, 10098618208, 20197236416]

約数ペア:

[(1, 20197236416), (2, 10098618208), (4, 5049309104), (7, 2885319488), (8, 2524654552), (14, 1442659744), (16, 1262327276), (28, 721329872), (32, 631163638), (56, 360664936), (64, 315581819), (112, 180332468), (224, 90166234), (448, 45083117), (823, 24540992), (1646, 12270496), (3292, 6135248), (5761, 3505856), (6584, 3067624), (11522, 1752928), (13168, 1533812), (23044, 876464), (26336, 766906), (46088, 438232), (52672, 383453), (54779, 368704), (92176, 219116), (109558, 184352)]