16554980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1553}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 38377584

約数和(自身を除く): 21822604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 1553, 2132, 2665, 3106, 5330, 6212, 7765, 10660, 15530, 20189, 31060, 40378, 63673, 80756, 100945, 127346, 201890, 254692, 318365, 403780, 636730, 827749, 1273460, 1655498, 3310996, 4138745, 8277490, 16554980]

約数ペア:

[(1, 16554980), (2, 8277490), (4, 4138745), (5, 3310996), (10, 1655498), (13, 1273460), (20, 827749), (26, 636730), (41, 403780), (52, 318365), (65, 254692), (82, 201890), (130, 127346), (164, 100945), (205, 80756), (260, 63673), (410, 40378), (533, 31060), (820, 20189), (1066, 15530), (1553, 10660), (2132, 7765), (2665, 6212), (3106, 5330)]