18177380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{463}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 41470464

約数和(自身を除く): 23293084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 463, 604, 755, 926, 1510, 1852, 1963, 2315, 3020, 3926, 4630, 6019, 7852, 9260, 9815, 12038, 19630, 24076, 30095, 39260, 60190, 69913, 120380, 139826, 279652, 349565, 699130, 908869, 1398260, 1817738, 3635476, 4544345, 9088690, 18177380]

約数ペア:

[(1, 18177380), (2, 9088690), (4, 4544345), (5, 3635476), (10, 1817738), (13, 1398260), (20, 908869), (26, 699130), (52, 349565), (65, 279652), (130, 139826), (151, 120380), (260, 69913), (302, 60190), (463, 39260), (604, 30095), (755, 24076), (926, 19630), (1510, 12038), (1852, 9815), (1963, 9260), (2315, 7852), (3020, 6019), (3926, 4630)]