20695902

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 26478498

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 59, 102, 114, 118, 177, 181, 323, 354, 362, 543, 646, 969, 1003, 1086, 1121, 1938, 2006, 2242, 3009, 3077, 3363, 3439, 6018, 6154, 6726, 6878, 9231, 10317, 10679, 18462, 19057, 20634, 21358, 32037, 38114, 57171, 58463, 64074, 114342, 116926, 175389, 181543, 202901, 350778, 363086, 405802, 544629, 608703, 1089258, 1217406, 3449317, 6898634, 10347951, 20695902]

約数ペア:

[(1, 20695902), (2, 10347951), (3, 6898634), (6, 3449317), (17, 1217406), (19, 1089258), (34, 608703), (38, 544629), (51, 405802), (57, 363086), (59, 350778), (102, 202901), (114, 181543), (118, 175389), (177, 116926), (181, 114342), (323, 64074), (354, 58463), (362, 57171), (543, 38114), (646, 32037), (969, 21358), (1003, 20634), (1086, 19057), (1121, 18462), (1938, 10679), (2006, 10317), (2242, 9231), (3009, 6878), (3077, 6726), (3363, 6154), (3439, 6018)]