19827270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12959}}^1$

素因数の和:12989

約数の個数: 48

約数和(自身を含む): 54587520

約数和(自身を除く): 34760250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 12959, 25918, 38877, 64795, 77754, 116631, 129590, 194385, 220303, 233262, 388770, 440606, 583155, 660909, 1101515, 1166310, 1321818, 1982727, 2203030, 3304545, 3965454, 6609090, 9913635, 19827270]

約数ペア:

[(1, 19827270), (2, 9913635), (3, 6609090), (5, 3965454), (6, 3304545), (9, 2203030), (10, 1982727), (15, 1321818), (17, 1166310), (18, 1101515), (30, 660909), (34, 583155), (45, 440606), (51, 388770), (85, 233262), (90, 220303), (102, 194385), (153, 129590), (170, 116631), (255, 77754), (306, 64795), (510, 38877), (765, 25918), (1530, 12959)]