20554272

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:175

約数の個数: 144

約数和(自身を含む): 63685440

約数和(自身を除く): 43131168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 29, 32, 36, 46, 48, 58, 69, 72, 87, 92, 96, 107, 116, 138, 144, 174, 184, 207, 214, 232, 261, 276, 288, 321, 348, 368, 414, 428, 464, 522, 552, 642, 667, 696, 736, 828, 856, 928, 963, 1044, 1104, 1284, 1334, 1392, 1656, 1712, 1926, 2001, 2088, 2208, 2461, 2568, 2668, 2784, 3103, 3312, 3424, 3852, 4002, 4176, 4922, 5136, 5336, 6003, 6206, 6624, 7383, 7704, 8004, 8352, 9309, 9844, 10272, 10672, 12006, 12412, 14766, 15408, 16008, 18618, 19688, 21344, 22149, 24012, 24824, 27927, 29532, 30816, 32016, 37236, 39376, 44298, 48024, 49648, 55854, 59064, 64032, 71369, 74472, 78752, 88596, 96048, 99296, 111708, 118128, 142738, 148944, 177192, 192096, 214107, 223416, 236256, 285476, 297888, 354384, 428214, 446832, 570952, 642321, 708768, 856428, 893664, 1141904, 1284642, 1712856, 2283808, 2569284, 3425712, 5138568, 6851424, 10277136, 20554272]

約数ペア:

[(1, 20554272), (2, 10277136), (3, 6851424), (4, 5138568), (6, 3425712), (8, 2569284), (9, 2283808), (12, 1712856), (16, 1284642), (18, 1141904), (23, 893664), (24, 856428), (29, 708768), (32, 642321), (36, 570952), (46, 446832), (48, 428214), (58, 354384), (69, 297888), (72, 285476), (87, 236256), (92, 223416), (96, 214107), (107, 192096), (116, 177192), (138, 148944), (144, 142738), (174, 118128), (184, 111708), (207, 99296), (214, 96048), (232, 88596), (261, 78752), (276, 74472), (288, 71369), (321, 64032), (348, 59064), (368, 55854), (414, 49648), (428, 48024), (464, 44298), (522, 39376), (552, 37236), (642, 32016), (667, 30816), (696, 29532), (736, 27927), (828, 24824), (856, 24012), (928, 22149), (963, 21344), (1044, 19688), (1104, 18618), (1284, 16008), (1334, 15408), (1392, 14766), (1656, 12412), (1712, 12006), (1926, 10672), (2001, 10272), (2088, 9844), (2208, 9309), (2461, 8352), (2568, 8004), (2668, 7704), (2784, 7383), (3103, 6624), (3312, 6206), (3424, 6003), (3852, 5336), (4002, 5136), (4176, 4922)]