20176722378

素因数分解:

$2^1\times 3^4\times {\mathrm{151}}^1\times {\mathrm{347}}^1\times {\mathrm{2377}}^1$

素因数の和:2889

約数の個数: 80

約数和(自身を含む): 45660567744

約数和(自身を除く): 25483845366

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 151, 162, 302, 347, 453, 694, 906, 1041, 1359, 2082, 2377, 2718, 3123, 4077, 4754, 6246, 7131, 8154, 9369, 12231, 14262, 18738, 21393, 24462, 28107, 42786, 52397, 56214, 64179, 104794, 128358, 157191, 192537, 314382, 358927, 385074, 471573, 717854, 824819, 943146, 1076781, 1414719, 1649638, 2153562, 2474457, 2829438, 3230343, 4244157, 4948914, 6460686, 7423371, 8488314, 9691029, 14846742, 19382058, 22270113, 29073087, 44540226, 58146174, 66810339, 124547669, 133620678, 249095338, 373643007, 747286014, 1120929021, 2241858042, 3362787063, 6725574126, 10088361189, 20176722378]

約数ペア:

[(1, 20176722378), (2, 10088361189), (3, 6725574126), (6, 3362787063), (9, 2241858042), (18, 1120929021), (27, 747286014), (54, 373643007), (81, 249095338), (151, 133620678), (162, 124547669), (302, 66810339), (347, 58146174), (453, 44540226), (694, 29073087), (906, 22270113), (1041, 19382058), (1359, 14846742), (2082, 9691029), (2377, 8488314), (2718, 7423371), (3123, 6460686), (4077, 4948914), (4754, 4244157), (6246, 3230343), (7131, 2829438), (8154, 2474457), (9369, 2153562), (12231, 1649638), (14262, 1414719), (18738, 1076781), (21393, 943146), (24462, 824819), (28107, 717854), (42786, 471573), (52397, 385074), (56214, 358927), (64179, 314382), (104794, 192537), (128358, 157191)]