18777996

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 51184224

約数和(自身を除く): 32406228

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 61, 68, 102, 122, 153, 183, 204, 244, 306, 366, 503, 549, 612, 732, 1006, 1037, 1098, 1509, 2012, 2074, 2196, 3018, 3111, 4148, 4527, 6036, 6222, 8551, 9054, 9333, 12444, 17102, 18108, 18666, 25653, 30683, 34204, 37332, 51306, 61366, 76959, 92049, 102612, 122732, 153918, 184098, 276147, 307836, 368196, 521611, 552294, 1043222, 1104588, 1564833, 2086444, 3129666, 4694499, 6259332, 9388998, 18777996]

約数ペア:

[(1, 18777996), (2, 9388998), (3, 6259332), (4, 4694499), (6, 3129666), (9, 2086444), (12, 1564833), (17, 1104588), (18, 1043222), (34, 552294), (36, 521611), (51, 368196), (61, 307836), (68, 276147), (102, 184098), (122, 153918), (153, 122732), (183, 102612), (204, 92049), (244, 76959), (306, 61366), (366, 51306), (503, 37332), (549, 34204), (612, 30683), (732, 25653), (1006, 18666), (1037, 18108), (1098, 17102), (1509, 12444), (2012, 9333), (2074, 9054), (2196, 8551), (3018, 6222), (3111, 6036), (4148, 4527)]