16620516

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2$

素因数の和:134

約数の個数: 108

約数和(自身を含む): 49292880

約数和(自身を除く): 32672364

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 47, 57, 66, 76, 94, 99, 114, 132, 141, 171, 188, 198, 209, 228, 282, 342, 396, 418, 423, 517, 564, 627, 684, 836, 846, 893, 1034, 1254, 1551, 1692, 1786, 1881, 2068, 2209, 2508, 2679, 3102, 3572, 3762, 4418, 4653, 5358, 6204, 6627, 7524, 8037, 8836, 9306, 9823, 10716, 13254, 16074, 18612, 19646, 19881, 24299, 26508, 29469, 32148, 39292, 39762, 41971, 48598, 58938, 72897, 79524, 83942, 88407, 97196, 117876, 125913, 145794, 167884, 176814, 218691, 251826, 291588, 353628, 377739, 437382, 461681, 503652, 755478, 874764, 923362, 1385043, 1510956, 1846724, 2770086, 4155129, 5540172, 8310258, 16620516]

約数ペア:

[(1, 16620516), (2, 8310258), (3, 5540172), (4, 4155129), (6, 2770086), (9, 1846724), (11, 1510956), (12, 1385043), (18, 923362), (19, 874764), (22, 755478), (33, 503652), (36, 461681), (38, 437382), (44, 377739), (47, 353628), (57, 291588), (66, 251826), (76, 218691), (94, 176814), (99, 167884), (114, 145794), (132, 125913), (141, 117876), (171, 97196), (188, 88407), (198, 83942), (209, 79524), (228, 72897), (282, 58938), (342, 48598), (396, 41971), (418, 39762), (423, 39292), (517, 32148), (564, 29469), (627, 26508), (684, 24299), (836, 19881), (846, 19646), (893, 18612), (1034, 16074), (1254, 13254), (1551, 10716), (1692, 9823), (1786, 9306), (1881, 8836), (2068, 8037), (2209, 7524), (2508, 6627), (2679, 6204), (3102, 5358), (3572, 4653), (3762, 4418)]