19853101908

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{135731}}^1$

素因数の和:135997

約数の個数: 72

約数和(自身を含む): 53358963840

約数和(自身を除く): 33505861932

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 239, 306, 478, 612, 717, 956, 1434, 2151, 2868, 4063, 4302, 8126, 8604, 12189, 16252, 24378, 36567, 48756, 73134, 135731, 146268, 271462, 407193, 542924, 814386, 1221579, 1628772, 2307427, 2443158, 4614854, 4886316, 6922281, 9229708, 13844562, 20766843, 27689124, 32439709, 41533686, 64879418, 83067372, 97319127, 129758836, 194638254, 291957381, 389276508, 551475053, 583914762, 1102950106, 1167829524, 1654425159, 2205900212, 3308850318, 4963275477, 6617700636, 9926550954, 19853101908]

約数ペア:

[(1, 19853101908), (2, 9926550954), (3, 6617700636), (4, 4963275477), (6, 3308850318), (9, 2205900212), (12, 1654425159), (17, 1167829524), (18, 1102950106), (34, 583914762), (36, 551475053), (51, 389276508), (68, 291957381), (102, 194638254), (153, 129758836), (204, 97319127), (239, 83067372), (306, 64879418), (478, 41533686), (612, 32439709), (717, 27689124), (956, 20766843), (1434, 13844562), (2151, 9229708), (2868, 6922281), (4063, 4886316), (4302, 4614854), (8126, 2443158), (8604, 2307427), (12189, 1628772), (16252, 1221579), (24378, 814386), (36567, 542924), (48756, 407193), (73134, 271462), (135731, 146268)]