20340523017

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 32555952000

約数和(自身を除く): 12215428983

約数列:

[1, 3, 9, 19, 43, 57, 61, 101, 129, 171, 183, 303, 387, 449, 549, 817, 909, 1159, 1347, 1919, 2451, 2623, 3477, 4041, 4343, 5757, 6161, 7353, 7869, 8531, 10431, 13029, 17271, 18483, 19307, 23607, 25593, 27389, 39087, 45349, 49837, 55449, 57921, 76779, 82167, 82517, 117059, 136047, 149511, 173763, 246501, 247551, 264923, 351177, 366833, 408141, 448533, 520391, 742653, 794769, 861631, 1053531, 1100499, 1177727, 1561173, 1950007, 2384307, 2584893, 2766289, 3301497, 3533181, 4683519, 5033537, 5850021, 7754679, 8298867, 10599543, 15100611, 17550063, 22376813, 24896601, 37050133, 45301833, 52559491, 67130439, 111150399, 118950427, 157678473, 201391317, 333451197, 356851281, 473035419, 1070553843, 2260058113, 6780174339, 20340523017]

約数ペア:

[(1, 20340523017), (3, 6780174339), (9, 2260058113), (19, 1070553843), (43, 473035419), (57, 356851281), (61, 333451197), (101, 201391317), (129, 157678473), (171, 118950427), (183, 111150399), (303, 67130439), (387, 52559491), (449, 45301833), (549, 37050133), (817, 24896601), (909, 22376813), (1159, 17550063), (1347, 15100611), (1919, 10599543), (2451, 8298867), (2623, 7754679), (3477, 5850021), (4041, 5033537), (4343, 4683519), (5757, 3533181), (6161, 3301497), (7353, 2766289), (7869, 2584893), (8531, 2384307), (10431, 1950007), (13029, 1561173), (17271, 1177727), (18483, 1100499), (19307, 1053531), (23607, 861631), (25593, 794769), (27389, 742653), (39087, 520391), (45349, 448533), (49837, 408141), (55449, 366833), (57921, 351177), (76779, 264923), (82167, 247551), (82517, 246501), (117059, 173763), (136047, 149511)]