19307970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1$

素因数の和:238

約数の個数: 120

約数和(自身を含む): 57355452

約数和(自身を除く): 38047482

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 121, 135, 162, 165, 197, 198, 242, 270, 297, 330, 363, 394, 405, 495, 591, 594, 605, 726, 810, 891, 985, 990, 1089, 1182, 1210, 1485, 1773, 1782, 1815, 1970, 2167, 2178, 2955, 2970, 3267, 3546, 3630, 4334, 4455, 5319, 5445, 5910, 6501, 6534, 8865, 8910, 9801, 10638, 10835, 10890, 13002, 15957, 16335, 17730, 19503, 19602, 21670, 23837, 26595, 31914, 32505, 32670, 39006, 47674, 49005, 53190, 58509, 65010, 71511, 79785, 97515, 98010, 117018, 119185, 143022, 159570, 175527, 195030, 214533, 238370, 292545, 351054, 357555, 429066, 585090, 643599, 715110, 877635, 1072665, 1287198, 1755270, 1930797, 2145330, 3217995, 3861594, 6435990, 9653985, 19307970]

約数ペア:

[(1, 19307970), (2, 9653985), (3, 6435990), (5, 3861594), (6, 3217995), (9, 2145330), (10, 1930797), (11, 1755270), (15, 1287198), (18, 1072665), (22, 877635), (27, 715110), (30, 643599), (33, 585090), (45, 429066), (54, 357555), (55, 351054), (66, 292545), (81, 238370), (90, 214533), (99, 195030), (110, 175527), (121, 159570), (135, 143022), (162, 119185), (165, 117018), (197, 98010), (198, 97515), (242, 79785), (270, 71511), (297, 65010), (330, 58509), (363, 53190), (394, 49005), (405, 47674), (495, 39006), (591, 32670), (594, 32505), (605, 31914), (726, 26595), (810, 23837), (891, 21670), (985, 19602), (990, 19503), (1089, 17730), (1182, 16335), (1210, 15957), (1485, 13002), (1773, 10890), (1782, 10835), (1815, 10638), (1970, 9801), (2167, 8910), (2178, 8865), (2955, 6534), (2970, 6501), (3267, 5910), (3546, 5445), (3630, 5319), (4334, 4455)]