19087830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2383}}^1$

素因数の和:2485

約数の個数: 48

約数和(自身を含む): 50207040

約数和(自身を除く): 31119210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2383, 2670, 4005, 4766, 7149, 8010, 11915, 14298, 21447, 23830, 35745, 42894, 71490, 107235, 212087, 214470, 424174, 636261, 1060435, 1272522, 1908783, 2120870, 3181305, 3817566, 6362610, 9543915, 19087830]

約数ペア:

[(1, 19087830), (2, 9543915), (3, 6362610), (5, 3817566), (6, 3181305), (9, 2120870), (10, 1908783), (15, 1272522), (18, 1060435), (30, 636261), (45, 424174), (89, 214470), (90, 212087), (178, 107235), (267, 71490), (445, 42894), (534, 35745), (801, 23830), (890, 21447), (1335, 14298), (1602, 11915), (2383, 8010), (2670, 7149), (4005, 4766)]