17728984

素因数分解:

$2^3\times 7^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 80

約数和(自身を含む): 42351120

約数和(自身を除く): 24622136

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 71, 91, 98, 104, 142, 182, 196, 284, 343, 364, 392, 497, 568, 637, 686, 728, 923, 994, 1274, 1372, 1846, 1988, 2401, 2548, 2744, 3479, 3692, 3976, 4459, 4802, 5096, 6461, 6958, 7384, 8918, 9604, 12922, 13916, 17836, 19208, 24353, 25844, 27832, 31213, 35672, 45227, 48706, 51688, 62426, 90454, 97412, 124852, 170471, 180908, 194824, 249704, 316589, 340942, 361816, 633178, 681884, 1266356, 1363768, 2216123, 2532712, 4432246, 8864492, 17728984]

約数ペア:

[(1, 17728984), (2, 8864492), (4, 4432246), (7, 2532712), (8, 2216123), (13, 1363768), (14, 1266356), (26, 681884), (28, 633178), (49, 361816), (52, 340942), (56, 316589), (71, 249704), (91, 194824), (98, 180908), (104, 170471), (142, 124852), (182, 97412), (196, 90454), (284, 62426), (343, 51688), (364, 48706), (392, 45227), (497, 35672), (568, 31213), (637, 27832), (686, 25844), (728, 24353), (923, 19208), (994, 17836), (1274, 13916), (1372, 12922), (1846, 9604), (1988, 8918), (2401, 7384), (2548, 6958), (2744, 6461), (3479, 5096), (3692, 4802), (3976, 4459)]