19435788

素因数分解:

$2^2\times 3^4\times {\mathrm{223}}^1\times {\mathrm{269}}^1$

素因数の和:508

約数の個数: 60

約数和(自身を含む): 51226560

約数和(自身を除く): 31790772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 223, 269, 324, 446, 538, 669, 807, 892, 1076, 1338, 1614, 2007, 2421, 2676, 3228, 4014, 4842, 6021, 7263, 8028, 9684, 12042, 14526, 18063, 21789, 24084, 29052, 36126, 43578, 59987, 72252, 87156, 119974, 179961, 239948, 359922, 539883, 719844, 1079766, 1619649, 2159532, 3239298, 4858947, 6478596, 9717894, 19435788]

約数ペア:

[(1, 19435788), (2, 9717894), (3, 6478596), (4, 4858947), (6, 3239298), (9, 2159532), (12, 1619649), (18, 1079766), (27, 719844), (36, 539883), (54, 359922), (81, 239948), (108, 179961), (162, 119974), (223, 87156), (269, 72252), (324, 59987), (446, 43578), (538, 36126), (669, 29052), (807, 24084), (892, 21789), (1076, 18063), (1338, 14526), (1614, 12042), (2007, 9684), (2421, 8028), (2676, 7263), (3228, 6021), (4014, 4842)]