20842596

素因数分解:

$2^2\times 3^5\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:583

約数の個数: 72

約数和(自身を含む): 56076384

約数和(自身を除く): 35233788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 81, 82, 108, 123, 162, 164, 243, 246, 324, 369, 486, 492, 523, 738, 972, 1046, 1107, 1476, 1569, 2092, 2214, 3138, 3321, 4428, 4707, 6276, 6642, 9414, 9963, 13284, 14121, 18828, 19926, 21443, 28242, 39852, 42363, 42886, 56484, 64329, 84726, 85772, 127089, 128658, 169452, 192987, 254178, 257316, 385974, 508356, 578961, 771948, 1157922, 1736883, 2315844, 3473766, 5210649, 6947532, 10421298, 20842596]

約数ペア:

[(1, 20842596), (2, 10421298), (3, 6947532), (4, 5210649), (6, 3473766), (9, 2315844), (12, 1736883), (18, 1157922), (27, 771948), (36, 578961), (41, 508356), (54, 385974), (81, 257316), (82, 254178), (108, 192987), (123, 169452), (162, 128658), (164, 127089), (243, 85772), (246, 84726), (324, 64329), (369, 56484), (486, 42886), (492, 42363), (523, 39852), (738, 28242), (972, 21443), (1046, 19926), (1107, 18828), (1476, 14121), (1569, 13284), (2092, 9963), (2214, 9414), (3138, 6642), (3321, 6276), (4428, 4707)]