18808398

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1321}}^1$

素因数の和:1449

約数の個数: 48

約数和(自身を含む): 47020896

約数和(自身を除く): 28212498

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 113, 126, 226, 339, 678, 791, 1017, 1321, 1582, 2034, 2373, 2642, 3963, 4746, 7119, 7926, 9247, 11889, 14238, 18494, 23778, 27741, 55482, 83223, 149273, 166446, 298546, 447819, 895638, 1044911, 1343457, 2089822, 2686914, 3134733, 6269466, 9404199, 18808398]

約数ペア:

[(1, 18808398), (2, 9404199), (3, 6269466), (6, 3134733), (7, 2686914), (9, 2089822), (14, 1343457), (18, 1044911), (21, 895638), (42, 447819), (63, 298546), (113, 166446), (126, 149273), (226, 83223), (339, 55482), (678, 27741), (791, 23778), (1017, 18494), (1321, 14238), (1582, 11889), (2034, 9247), (2373, 7926), (2642, 7119), (3963, 4746)]