19439330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2789}}^1$

素因数の和:2854

約数の個数: 32

約数和(自身を含む): 37966320

約数和(自身を除く): 18526990

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 2789, 3485, 5578, 6970, 13945, 27890, 47413, 94826, 114349, 228698, 237065, 474130, 571745, 1143490, 1943933, 3887866, 9719665, 19439330]

約数ペア:

[(1, 19439330), (2, 9719665), (5, 3887866), (10, 1943933), (17, 1143490), (34, 571745), (41, 474130), (82, 237065), (85, 228698), (170, 114349), (205, 94826), (410, 47413), (697, 27890), (1394, 13945), (2789, 6970), (3485, 5578)]