20128032

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1487}}^1$

素因数の和:1550

約数の個数: 72

約数和(自身を含む): 58496256

約数和(自身を除く): 38368224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1487, 1504, 1692, 2256, 2974, 3384, 4461, 4512, 5948, 6768, 8922, 11896, 13383, 13536, 17844, 23792, 26766, 35688, 47584, 53532, 69889, 71376, 107064, 139778, 142752, 209667, 214128, 279556, 419334, 428256, 559112, 629001, 838668, 1118224, 1258002, 1677336, 2236448, 2516004, 3354672, 5032008, 6709344, 10064016, 20128032]

約数ペア:

[(1, 20128032), (2, 10064016), (3, 6709344), (4, 5032008), (6, 3354672), (8, 2516004), (9, 2236448), (12, 1677336), (16, 1258002), (18, 1118224), (24, 838668), (32, 629001), (36, 559112), (47, 428256), (48, 419334), (72, 279556), (94, 214128), (96, 209667), (141, 142752), (144, 139778), (188, 107064), (282, 71376), (288, 69889), (376, 53532), (423, 47584), (564, 35688), (752, 26766), (846, 23792), (1128, 17844), (1487, 13536), (1504, 13383), (1692, 11896), (2256, 8922), (2974, 6768), (3384, 5948), (4461, 4512)]