19278036

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:441

約数の個数: 72

約数和(自身を含む): 51413544

約数和(自身を除く): 32135508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 41, 74, 82, 111, 123, 148, 164, 222, 246, 333, 353, 369, 444, 492, 666, 706, 738, 1059, 1332, 1412, 1476, 1517, 2118, 3034, 3177, 4236, 4551, 6068, 6354, 9102, 12708, 13061, 13653, 14473, 18204, 26122, 27306, 28946, 39183, 43419, 52244, 54612, 57892, 78366, 86838, 117549, 130257, 156732, 173676, 235098, 260514, 470196, 521028, 535501, 1071002, 1606503, 2142004, 3213006, 4819509, 6426012, 9639018, 19278036]

約数ペア:

[(1, 19278036), (2, 9639018), (3, 6426012), (4, 4819509), (6, 3213006), (9, 2142004), (12, 1606503), (18, 1071002), (36, 535501), (37, 521028), (41, 470196), (74, 260514), (82, 235098), (111, 173676), (123, 156732), (148, 130257), (164, 117549), (222, 86838), (246, 78366), (333, 57892), (353, 54612), (369, 52244), (444, 43419), (492, 39183), (666, 28946), (706, 27306), (738, 26122), (1059, 18204), (1332, 14473), (1412, 13653), (1476, 13061), (1517, 12708), (2118, 9102), (3034, 6354), (3177, 6068), (4236, 4551)]