20191966478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{2153}}^1$

素因数の和:2441

約数の個数: 64

約数和(自身を含む): 34168988160

約数和(自身を除く): 13977021682

約数列:

[1, 2, 17, 23, 34, 46, 67, 134, 179, 358, 391, 782, 1139, 1541, 2153, 2278, 3043, 3082, 4117, 4306, 6086, 8234, 11993, 23986, 26197, 36601, 49519, 52394, 69989, 73202, 99038, 139978, 144251, 203881, 275839, 288502, 385387, 407762, 551678, 770774, 841823, 1683646, 2452267, 3317773, 4689263, 4904534, 6551579, 6635546, 8863901, 9378526, 13103158, 17727802, 25820929, 51641858, 56402141, 112804282, 150686317, 301372634, 438955793, 593881367, 877911586, 1187762734, 10095983239, 20191966478]

約数ペア:

[(1, 20191966478), (2, 10095983239), (17, 1187762734), (23, 877911586), (34, 593881367), (46, 438955793), (67, 301372634), (134, 150686317), (179, 112804282), (358, 56402141), (391, 51641858), (782, 25820929), (1139, 17727802), (1541, 13103158), (2153, 9378526), (2278, 8863901), (3043, 6635546), (3082, 6551579), (4117, 4904534), (4306, 4689263), (6086, 3317773), (8234, 2452267), (11993, 1683646), (23986, 841823), (26197, 770774), (36601, 551678), (49519, 407762), (52394, 385387), (69989, 288502), (73202, 275839), (99038, 203881), (139978, 144251)]