18942103675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{967}}^1$

素因数の和:1193

約数の個数: 96

約数和(自身を含む): 28346757120

約数和(自身を除く): 9404653445

約数列:

[1, 5, 11, 19, 23, 25, 55, 95, 115, 163, 209, 253, 275, 437, 475, 575, 815, 967, 1045, 1265, 1793, 2185, 3097, 3749, 4075, 4807, 4835, 5225, 6325, 8965, 10637, 10925, 15485, 18373, 18745, 22241, 24035, 24175, 34067, 41239, 44825, 53185, 71231, 77425, 91865, 93725, 111205, 120175, 157621, 170335, 202103, 206195, 244651, 265925, 356155, 422579, 459325, 556025, 783541, 788105, 851675, 1010515, 1030975, 1223255, 1733831, 1780775, 2112895, 2994799, 3625283, 3917705, 3940525, 4648369, 5052575, 6116275, 8669155, 10564475, 14973995, 18126415, 19588525, 23241845, 32942789, 39878113, 43345775, 68880377, 74869975, 90632075, 116209225, 164713945, 199390565, 344401885, 757684147, 823569725, 996952825, 1722009425, 3788420735, 18942103675]

約数ペア:

[(1, 18942103675), (5, 3788420735), (11, 1722009425), (19, 996952825), (23, 823569725), (25, 757684147), (55, 344401885), (95, 199390565), (115, 164713945), (163, 116209225), (209, 90632075), (253, 74869975), (275, 68880377), (437, 43345775), (475, 39878113), (575, 32942789), (815, 23241845), (967, 19588525), (1045, 18126415), (1265, 14973995), (1793, 10564475), (2185, 8669155), (3097, 6116275), (3749, 5052575), (4075, 4648369), (4807, 3940525), (4835, 3917705), (5225, 3625283), (6325, 2994799), (8965, 2112895), (10637, 1780775), (10925, 1733831), (15485, 1223255), (18373, 1030975), (18745, 1010515), (22241, 851675), (24035, 788105), (24175, 783541), (34067, 556025), (41239, 459325), (44825, 422579), (53185, 356155), (71231, 265925), (77425, 244651), (91865, 206195), (93725, 202103), (111205, 170335), (120175, 157621)]