20188300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{18353}}^1$

素因数の和:18378

約数の個数: 36

約数和(自身を含む): 47793816

約数和(自身を除く): 27605516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 18353, 36706, 73412, 91765, 183530, 201883, 367060, 403766, 458825, 807532, 917650, 1009415, 1835300, 2018830, 4037660, 5047075, 10094150, 20188300]

約数ペア:

[(1, 20188300), (2, 10094150), (4, 5047075), (5, 4037660), (10, 2018830), (11, 1835300), (20, 1009415), (22, 917650), (25, 807532), (44, 458825), (50, 403766), (55, 367060), (100, 201883), (110, 183530), (220, 91765), (275, 73412), (550, 36706), (1100, 18353)]