18042372

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:378

約数の個数: 96

約数和(自身を含む): 51287040

約数和(自身を除く): 33244668

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 31, 34, 36, 51, 54, 62, 68, 93, 102, 108, 124, 153, 186, 204, 279, 306, 317, 372, 459, 527, 558, 612, 634, 837, 918, 951, 1054, 1116, 1268, 1581, 1674, 1836, 1902, 2108, 2853, 3162, 3348, 3804, 4743, 5389, 5706, 6324, 8559, 9486, 9827, 10778, 11412, 14229, 16167, 17118, 18972, 19654, 21556, 28458, 29481, 32334, 34236, 39308, 48501, 56916, 58962, 64668, 88443, 97002, 117924, 145503, 167059, 176886, 194004, 265329, 291006, 334118, 353772, 501177, 530658, 582012, 668236, 1002354, 1061316, 1503531, 2004708, 3007062, 4510593, 6014124, 9021186, 18042372]

約数ペア:

[(1, 18042372), (2, 9021186), (3, 6014124), (4, 4510593), (6, 3007062), (9, 2004708), (12, 1503531), (17, 1061316), (18, 1002354), (27, 668236), (31, 582012), (34, 530658), (36, 501177), (51, 353772), (54, 334118), (62, 291006), (68, 265329), (93, 194004), (102, 176886), (108, 167059), (124, 145503), (153, 117924), (186, 97002), (204, 88443), (279, 64668), (306, 58962), (317, 56916), (372, 48501), (459, 39308), (527, 34236), (558, 32334), (612, 29481), (634, 28458), (837, 21556), (918, 19654), (951, 18972), (1054, 17118), (1116, 16167), (1268, 14229), (1581, 11412), (1674, 10778), (1836, 9827), (1902, 9486), (2108, 8559), (2853, 6324), (3162, 5706), (3348, 5389), (3804, 4743)]