1988658516

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{21211}}^1$

素因数の和:21832

約数の個数: 48

約数和(自身を含む): 5005692608

約数和(自身を除く): 3017034092

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 601, 1202, 1803, 2404, 3606, 7212, 7813, 15626, 21211, 23439, 31252, 42422, 46878, 63633, 84844, 93756, 127266, 254532, 275743, 551486, 827229, 1102972, 1654458, 3308916, 12747811, 25495622, 38243433, 50991244, 76486866, 152973732, 165721543, 331443086, 497164629, 662886172, 994329258, 1988658516]

約数ペア:

[(1, 1988658516), (2, 994329258), (3, 662886172), (4, 497164629), (6, 331443086), (12, 165721543), (13, 152973732), (26, 76486866), (39, 50991244), (52, 38243433), (78, 25495622), (156, 12747811), (601, 3308916), (1202, 1654458), (1803, 1102972), (2404, 827229), (3606, 551486), (7212, 275743), (7813, 254532), (15626, 127266), (21211, 93756), (23439, 84844), (31252, 63633), (42422, 46878)]