19165936

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2273}}^1$

素因数の和:2329

約数の個数: 40

約数和(自身を含む): 40604544

約数和(自身を除く): 21438608

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 2273, 4216, 4546, 8432, 9092, 18184, 36368, 38641, 70463, 77282, 140926, 154564, 281852, 309128, 563704, 618256, 1127408, 1197871, 2395742, 4791484, 9582968, 19165936]

約数ペア:

[(1, 19165936), (2, 9582968), (4, 4791484), (8, 2395742), (16, 1197871), (17, 1127408), (31, 618256), (34, 563704), (62, 309128), (68, 281852), (124, 154564), (136, 140926), (248, 77282), (272, 70463), (496, 38641), (527, 36368), (1054, 18184), (2108, 9092), (2273, 8432), (4216, 4546)]