20182984

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{839}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 39513600

約数和(自身を除く): 19330616

約数列:

[1, 2, 4, 8, 31, 62, 97, 124, 194, 248, 388, 776, 839, 1678, 3007, 3356, 6014, 6712, 12028, 24056, 26009, 52018, 81383, 104036, 162766, 208072, 325532, 651064, 2522873, 5045746, 10091492, 20182984]

約数ペア:

[(1, 20182984), (2, 10091492), (4, 5045746), (8, 2522873), (31, 651064), (62, 325532), (97, 208072), (124, 162766), (194, 104036), (248, 81383), (388, 52018), (776, 26009), (839, 24056), (1678, 12028), (3007, 6712), (3356, 6014)]