19830390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21323}}^1$

素因数の和:21364

約数の個数: 32

約数和(自身を含む): 49130496

約数和(自身を除く): 29300106

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 21323, 42646, 63969, 106615, 127938, 213230, 319845, 639690, 661013, 1322026, 1983039, 3305065, 3966078, 6610130, 9915195, 19830390]

約数ペア:

[(1, 19830390), (2, 9915195), (3, 6610130), (5, 3966078), (6, 3305065), (10, 1983039), (15, 1322026), (30, 661013), (31, 639690), (62, 319845), (93, 213230), (155, 127938), (186, 106615), (310, 63969), (465, 42646), (930, 21323)]