20178015444

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{21499}}^1$

素因数の和:21598

約数の個数: 108

約数和(自身を含む): 54531568000

約数和(自身を除く): 34353552556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 87, 93, 116, 124, 174, 186, 261, 279, 348, 372, 522, 558, 841, 899, 1044, 1116, 1682, 1798, 2523, 2697, 3364, 3596, 5046, 5394, 7569, 8091, 10092, 10788, 15138, 16182, 21499, 26071, 30276, 32364, 42998, 52142, 64497, 78213, 85996, 104284, 128994, 156426, 193491, 234639, 257988, 312852, 386982, 469278, 623471, 666469, 773964, 938556, 1246942, 1332938, 1870413, 1999407, 2493884, 2665876, 3740826, 3998814, 5611239, 5998221, 7481652, 7997628, 11222478, 11996442, 18080659, 19327601, 22444956, 23992884, 36161318, 38655202, 54241977, 57982803, 72322636, 77310404, 108483954, 115965606, 162725931, 173948409, 216967908, 231931212, 325451862, 347896818, 560500429, 650903724, 695793636, 1121000858, 1681501287, 2242001716, 3363002574, 5044503861, 6726005148, 10089007722, 20178015444]

約数ペア:

[(1, 20178015444), (2, 10089007722), (3, 6726005148), (4, 5044503861), (6, 3363002574), (9, 2242001716), (12, 1681501287), (18, 1121000858), (29, 695793636), (31, 650903724), (36, 560500429), (58, 347896818), (62, 325451862), (87, 231931212), (93, 216967908), (116, 173948409), (124, 162725931), (174, 115965606), (186, 108483954), (261, 77310404), (279, 72322636), (348, 57982803), (372, 54241977), (522, 38655202), (558, 36161318), (841, 23992884), (899, 22444956), (1044, 19327601), (1116, 18080659), (1682, 11996442), (1798, 11222478), (2523, 7997628), (2697, 7481652), (3364, 5998221), (3596, 5611239), (5046, 3998814), (5394, 3740826), (7569, 2665876), (8091, 2493884), (10092, 1999407), (10788, 1870413), (15138, 1332938), (16182, 1246942), (21499, 938556), (26071, 773964), (30276, 666469), (32364, 623471), (42998, 469278), (52142, 386982), (64497, 312852), (78213, 257988), (85996, 234639), (104284, 193491), (128994, 156426)]