17906436

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:633

約数の個数: 72

約数和(自身を含む): 48746880

約数和(自身を除く): 30840444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 423, 557, 564, 684, 846, 893, 1114, 1671, 1692, 1786, 2228, 2679, 3342, 3572, 5013, 5358, 6684, 8037, 10026, 10583, 10716, 16074, 20052, 21166, 26179, 31749, 32148, 42332, 52358, 63498, 78537, 95247, 104716, 126996, 157074, 190494, 235611, 314148, 380988, 471222, 497401, 942444, 994802, 1492203, 1989604, 2984406, 4476609, 5968812, 8953218, 17906436]

約数ペア:

[(1, 17906436), (2, 8953218), (3, 5968812), (4, 4476609), (6, 2984406), (9, 1989604), (12, 1492203), (18, 994802), (19, 942444), (36, 497401), (38, 471222), (47, 380988), (57, 314148), (76, 235611), (94, 190494), (114, 157074), (141, 126996), (171, 104716), (188, 95247), (228, 78537), (282, 63498), (342, 52358), (423, 42332), (557, 32148), (564, 31749), (684, 26179), (846, 21166), (893, 20052), (1114, 16074), (1671, 10716), (1692, 10583), (1786, 10026), (2228, 8037), (2679, 6684), (3342, 5358), (3572, 5013)]