19255470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 50379840

約数和(自身を除く): 31124370

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 97, 130, 194, 195, 291, 390, 485, 509, 582, 970, 1018, 1261, 1455, 1527, 2522, 2545, 2910, 3054, 3783, 5090, 6305, 6617, 7566, 7635, 12610, 13234, 15270, 18915, 19851, 33085, 37830, 39702, 49373, 66170, 98746, 99255, 148119, 198510, 246865, 296238, 493730, 641849, 740595, 1283698, 1481190, 1925547, 3209245, 3851094, 6418490, 9627735, 19255470]

約数ペア:

[(1, 19255470), (2, 9627735), (3, 6418490), (5, 3851094), (6, 3209245), (10, 1925547), (13, 1481190), (15, 1283698), (26, 740595), (30, 641849), (39, 493730), (65, 296238), (78, 246865), (97, 198510), (130, 148119), (194, 99255), (195, 98746), (291, 66170), (390, 49373), (485, 39702), (509, 37830), (582, 33085), (970, 19851), (1018, 18915), (1261, 15270), (1455, 13234), (1527, 12610), (2522, 7635), (2545, 7566), (2910, 6617), (3054, 6305), (3783, 5090)]